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Bharat Electronics

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Updated 29 Nov 2024
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Q1. What is the difference between lap length and Anchorage length ?

Ans.

Lap length is the overlapping of two reinforcement bars, while Anchorage length is the length of bar embedded in concrete.

  • Lap length is used to join two reinforcement bars of the same diameter.

  • Anchorage length is used to provide a grip between the reinforcement bar and the surrounding concrete.

  • Lap length is usually 50 times the diameter of the bar, while Anchorage length is usually 40 times the diameter of the bar.

  • Lap length is used in tension reinforcement, while Anchorage l...read more

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Q2. Different between black box texting and white box testing?

Ans.

Black box testing is testing without knowledge of the internal workings of the system, while white box testing is testing with knowledge of the internal workings of the system.

  • Black box testing focuses on the functionality of the system.

  • White box testing focuses on the internal structure of the system.

  • Black box testing is typically performed by end-users or testers who do not have knowledge of the internal workings of the system.

  • White box testing is typically performed by dev...read more

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Q3. Explain project which are done at college and company

Ans.

Projects at college and company

  • At college, I worked on a team project to design and build a solar-powered car

  • At the company, I led a project to implement a new inventory management system

  • College projects focused on learning and experimentation, while company projects were more practical and goal-oriented

  • Both types of projects required effective communication, collaboration, and problem-solving skills

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Q4. What are the steps from starting to end fir making a house.

Ans.

The steps for making a house include planning, foundation, framing, electrical and plumbing, insulation, drywall, flooring, and finishing.

  • Plan the design and layout of the house

  • Lay the foundation and build the frame

  • Install electrical and plumbing systems

  • Add insulation and drywall

  • Install flooring and finish with paint or wallpaper

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Q5. Earthing types which one preferred based on soil conditions

Ans.

The preferred earthing type depends on soil conditions, such as resistivity and moisture content.

  • Earthing types like plate earthing, rod earthing, and pipe earthing are preferred based on soil resistivity.

  • In areas with high moisture content, rod earthing is preferred as it provides better conductivity.

  • In areas with low resistivity, plate earthing is preferred as it offers a larger surface area for better grounding.

  • Soil testing should be conducted to determine the most suitabl...read more

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Q6. What is smoke testing?

Ans.

Smoke testing is a preliminary test to check if the basic functionalities of a software application are working correctly.

  • Smoke testing is a type of software testing that focuses on testing the critical functionalities of an application.

  • It is performed to ensure that the application is stable enough for further testing.

  • Smoke testing is usually done after a new build or release to quickly identify major issues.

  • It involves running a set of predefined tests to verify if the key ...read more

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Q7. GST- timeline when goods sent for job work should be received back by principal from job worker and consequences of not receiving it in given timeline.

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Q8. How will you find out workability of concrete ?

Ans.

Workability of concrete can be determined by conducting a slump test.

  • Slump test is a simple and widely used method to determine the workability of concrete.

  • It involves filling a standard slump cone with concrete and then lifting the cone to see how much the concrete slumps.

  • The amount of slump is measured and compared to a standard chart to determine the workability of the concrete.

  • Other methods like compaction factor test and flow table test can also be used to determine work...read more

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Q9. Define all the technical work you have done there. SAP knowledge will be beneficial

Ans.

I have worked on various technical projects and possess SAP knowledge.

  • Developed and implemented software solutions for clients

  • Managed project timelines and budgets

  • Collaborated with cross-functional teams to ensure project success

  • Utilized SAP to streamline processes and improve efficiency

  • Provided technical support to clients and team members

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Q10. How to diagnose when no network in system

Ans.

Diagnosing network issues in a system

  • Check physical connections and cables

  • Verify network settings and configurations

  • Use network diagnostic tools like ping and traceroute

  • Check for any network outages or maintenance

  • Restart network devices and check for updates

  • Consult with network experts or IT support

  • Perform a network reset if necessary

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Q11. Steel composition..Types ..types of drawing views.. different projections..

Ans.

Steel composition, types of drawing views, and different projections are important for a Project Engineer to understand.

  • Steel composition refers to the different types of metals and alloys used in steel production.

  • Types of drawing views include isometric, orthographic, and oblique views.

  • Different projections include front, top, and side views.

  • Understanding these concepts is crucial for creating accurate and detailed engineering drawings.

  • Steel composition affects the strength,...read more

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Q12. What is PERT And CPM in projects

Ans.

PERT and CPM are project management techniques used to plan, schedule, and control complex projects.

  • PERT stands for Program Evaluation and Review Technique

  • CPM stands for Critical Path Method

  • PERT is used for projects with high uncertainty and risk

  • CPM is used for projects with well-defined activities and timelines

  • Both techniques involve breaking down a project into smaller tasks and identifying dependencies between them

  • PERT and CPM help in identifying the critical path, which i...read more

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Q13. How to Change MAC Address of Device?

Ans.

To change MAC address of a device, you can use command line tools or network adapter settings.

  • Use command line tools like 'ipconfig' on Windows or 'ifconfig' on Linux to view current MAC address

  • Use 'ifconfig' or 'ip link set' command on Linux to change MAC address

  • Use 'netsh' command on Windows to change MAC address

  • Access network adapter settings in device manager on Windows to change MAC address

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Q14. What is difference between Entropy & enthalpy

Ans.

Entropy is the measure of disorder in a system while enthalpy is the measure of heat energy in a system.

  • Entropy is a state function while enthalpy is a path function.

  • Entropy is denoted by S while enthalpy is denoted by H.

  • Entropy increases with an increase in disorder while enthalpy increases with an increase in heat energy.

  • Entropy is used to determine the spontaneity of a process while enthalpy is used to determine the heat absorbed or released in a process.

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Q15. What is the journal entry for cash purchase of goods?

Ans.

The journal entry for cash purchase of goods involves debiting the Purchases account and crediting the Cash account.

  • Debit the Purchases account to record the increase in inventory.

  • Credit the Cash account to record the decrease in cash.

  • The journal entry is: Purchases (debit) and Cash (credit).

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Q16. Radar and antenna functionality, principle, equipment and infrastructer

Ans.

Radar and antenna functionality, principle, equipment, and infrastructure

  • Radar uses radio waves to detect objects and determine their range, speed, and direction

  • Antennas are used to transmit and receive radio waves in radar systems

  • Radar equipment includes transmitters, receivers, and signal processors

  • Infrastructure for radar systems includes radar towers, control centers, and communication networks

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Q17. Ind AS 38- conditions when intangible assets is recognised

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Q18. How I2C communication protocol works what things needs to be taken care while designing for I2C peripheral ,pull-up resistors etc

Ans.

I2C is a serial communication protocol used to connect multiple devices with two wires. Pull-up resistors are necessary for proper communication.

  • I2C uses a master-slave architecture where the master initiates communication.

  • Each device on the bus has a unique address assigned to it.

  • Data is transmitted in packets with a start and stop bit.

  • Pull-up resistors are necessary to ensure proper voltage levels on the bus.

  • The value of the pull-up resistor depends on the capacitance of th...read more

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Q19. How to calculate for the resistance

Ans.

Resistance can be calculated using Ohm's Law, which states that resistance is equal to voltage divided by current.

  • Use Ohm's Law: R = V / I

  • Resistance is measured in ohms (Ω)

  • Voltage is measured in volts (V)

  • Current is measured in amperes (A)

  • Example: If the voltage is 12V and the current is 2A, the resistance would be 6Ω

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Q20. How do you train persons who have no knowledge of EVM (ELECTRONIC VOTING MACHINE) ?

Ans.

To train persons with no knowledge of EVM, start with basic concepts, provide hands-on practice, offer visual aids and demonstrations, and encourage questions and discussions.

  • Start by explaining the basic concepts and components of an EVM

  • Provide hands-on practice with a mock EVM to familiarize them with its operation

  • Use visual aids such as diagrams and videos to enhance understanding

  • Offer demonstrations of an actual EVM in action

  • Encourage questions and discussions to clarify ...read more

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Q21. If it is transmitted current and Ic is the transmitter at zero modulation index and the transmitted current at a modulation index of m will

Ans.

At zero modulation index, the transmitted current will be zero. At modulation index m, the transmitted current will be proportional to m.

  • At zero modulation index, Ic is the transmitter and the transmitted current is zero.

  • At modulation index m, the transmitted current will be proportional to m.

  • The relationship between modulation index and transmitted current can be expressed as: I_transmitted = m * Ic.

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Q22. How do production line given the non stop meterial or products

Ans.

Production lines are designed to handle non-stop flow of materials or products efficiently.

  • Implementing automated systems to ensure continuous flow of materials

  • Utilizing sensors and monitoring systems to track inventory levels and prevent shortages

  • Implementing lean manufacturing principles to optimize production flow

  • Training employees on efficient production line operation

  • Regular maintenance and upkeep of machinery to prevent breakdowns

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Q23. What is baud rate? How does it affect communication ?

Ans.

Baud rate is the rate at which data is transmitted over a communication channel.

  • Baud rate is measured in bits per second (bps).

  • Higher baud rates allow for faster data transmission.

  • Baud rate must be set the same on both ends of the communication channel.

  • Incorrect baud rate settings can result in data corruption or loss.

  • Examples of communication channels that use baud rate include UART, SPI, and I2C.

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Q24. How MPFIS(Multi Point Fuel Injection System)works.

Ans.

MPFIS is a fuel injection system that uses multiple injectors to deliver fuel to each cylinder individually.

  • MPFIS uses multiple injectors to deliver fuel to each cylinder separately.

  • Each injector is controlled by the engine control unit (ECU) based on various sensor inputs.

  • The ECU calculates the amount of fuel needed for each cylinder and opens the corresponding injector for the required duration.

  • This system ensures precise fuel delivery, better fuel atomization, and improved...read more

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Q25. How will you select a best investment appraisal?

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Q26. what are types of cast iron? Describe their application in machines.

Ans.

Types of cast iron include gray cast iron, white cast iron, ductile cast iron, and malleable cast iron, each with specific applications in machines.

  • Gray cast iron: used for engine blocks, gears, and machine tool structures

  • White cast iron: used for wear-resistant parts like cylinder liners and grinding balls

  • Ductile cast iron: used for crankshafts, camshafts, and gears in automotive applications

  • Malleable cast iron: used for pipe fittings, agricultural equipment, and machinery c...read more

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Q27. Rectifier is rectify ac to dc & it is half or full wave.

Ans.

Rectifier is a device that converts alternating current (AC) to direct current (DC) and can be half or full wave.

  • A rectifier is an electrical device that converts AC to DC.

  • A half-wave rectifier only allows one half of the AC waveform to pass through, resulting in pulsating DC.

  • A full-wave rectifier allows both halves of the AC waveform to pass through, resulting in smoother DC.

  • Rectifiers are commonly used in power supplies and electronic devices.

  • Examples of rectifiers include ...read more

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Q28. Primary secondary and condenser and ahu how to work explain

Ans.

Primary, secondary, condenser, and AHU are components of a HVAC system.

  • Primary and secondary refer to the two sides of a heat exchanger in the HVAC system.

  • The primary side carries the hot fluid or refrigerant, while the secondary side carries the cool fluid or air.

  • The condenser is a heat exchanger that removes heat from the refrigerant and converts it from a gas to a liquid.

  • The AHU (Air Handling Unit) is responsible for circulating and conditioning the air in a building.

  • It in...read more

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Q29. What is accuracy and precision

Ans.

Accuracy is how close a measurement is to the true value, while precision is how consistent the measurements are.

  • Accuracy refers to the closeness of a measured value to a standard or known value.

  • Precision refers to the consistency of repeated measurements.

  • For example, hitting the bullseye on a target is accurate, while hitting the same spot repeatedly is precise.

  • In engineering, accuracy and precision are important for ensuring the quality and reliability of products and proce...read more

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Q30. Power factor Correction methods

Ans.

Power factor correction methods improve power quality and efficiency in electrical systems.

  • Installing power factor correction capacitors

  • Using synchronous condensers

  • Adjusting motor loads to improve power factor

  • Implementing active power factor correction devices

  • Regularly monitoring and maintaining power factor levels

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Q31. How to manage the under processing for the team members

Ans.

To manage under processing for team members, provide clear instructions, set realistic goals, offer support and resources, monitor progress, and provide feedback.

  • Provide clear instructions on tasks and expectations

  • Set realistic goals and deadlines

  • Offer support and resources to help team members succeed

  • Monitor progress regularly to identify any issues or delays

  • Provide constructive feedback to help improve performance

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Q32. What is difference between pressure and stress

Ans.

Pressure is the force applied on a surface, while stress is the internal resistance of a material to deformation.

  • Pressure is an external force per unit area, while stress is an internal force per unit area.

  • Pressure can be measured using instruments like pressure gauges, while stress is calculated using formulas.

  • Pressure is typically exerted on fluids or gases, while stress is experienced by solid materials.

  • Examples of pressure include atmospheric pressure, blood pressure, and...read more

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Q33. What is the journal entry you if you purchase goods on credit?

Ans.

The journal entry for purchasing goods on credit involves debiting the inventory account and crediting the accounts payable account.

  • Debit the inventory account for the cost of the goods purchased

  • Credit the accounts payable account for the same amount

  • Example: Debit Inventory for $1,000 and Credit Accounts Payable for $1,000

  • This entry reflects an increase in inventory and a liability to pay for the goods purchased

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Q34. How many types of chiller safety are there

Ans.

There are several types of chiller safety measures that are implemented to ensure safe operation and prevent accidents.

  • Safety measures include pressure relief valves to prevent overpressure

  • Temperature sensors to monitor and control the chiller's operating temperature

  • Flow switches to detect and prevent low or no flow conditions

  • High-pressure switches to protect against excessive pressure

  • Low-pressure switches to prevent damage due to low refrigerant pressure

  • Oil level sensors to ...read more

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Q35. Tell me about slider crank mechanism

Ans.

Slider crank mechanism is a basic mechanical component used in engines and machines to convert rotary motion into linear motion.

  • Consists of a slider, crank, connecting rod and a shaft

  • Slider moves back and forth in a straight line

  • Crank rotates in a circular motion

  • Connecting rod connects the slider and the crank

  • Used in engines to convert the reciprocating motion of pistons into rotary motion of the crankshaft

  • Also used in machines like pumps, compressors and presses

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Q36. How can improve the growth of our conpany?

Ans.

Improving company growth can be achieved through various strategies.

  • Developing new products or services

  • Expanding into new markets

  • Investing in research and development

  • Improving operational efficiency

  • Building a strong brand image

  • Fostering a culture of innovation

  • Acquiring or merging with other companies

  • Providing excellent customer service

  • Hiring and retaining top talent

  • Implementing effective marketing strategies

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Q37. What is difference between stress and strain

Ans.

Stress is the force applied to an object, while strain is the deformation or change in shape that occurs due to stress.

  • Stress is an external force applied to an object, while strain is the internal response of the object to that force.

  • Stress is measured in units of force per unit area, while strain is measured in units of length per unit length.

  • Stress can cause strain, but strain can also occur without stress if the object is subjected to a change in temperature or humidity.

  • E...read more

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Q38. What you know about optical fiber?

Ans.

Optical fiber is a thin, flexible, transparent fiber that transmits light signals over long distances.

  • Optical fibers are made of glass or plastic and are used in telecommunications to transmit data at high speeds.

  • They work by using total internal reflection to keep the light signals inside the fiber.

  • Optical fibers are immune to electromagnetic interference and can transmit signals over longer distances than copper wires.

  • They are also used in medical equipment, such as endosco...read more

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Q39. What is microcontroller

Ans.

A microcontroller is a small computer on a single integrated circuit that contains a processor core, memory, and programmable input/output peripherals.

  • Microcontrollers are used in embedded systems for controlling various devices and processes.

  • They are often programmed using languages like C or assembly language.

  • Examples of microcontrollers include Arduino, Raspberry Pi, and PIC.

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Q40. WHat is the last propulsion system that you have built ?

Ans.

The last propulsion system I built was a hybrid rocket engine for a small satellite.

  • Developed a hybrid rocket engine using a combination of solid fuel and liquid oxidizer

  • Tested the engine for efficiency and performance

  • Integrated the propulsion system into a small satellite for orbital maneuvers

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Q41. How many types of condenser are tere

Ans.

There are several types of condensers used in various industries and applications.

  • Air-cooled condenser

  • Water-cooled condenser

  • Shell and tube condenser

  • Plate condenser

  • Evaporative condenser

  • Surface condenser

  • Finned tube condenser

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Q42. What do you know related to hardware and software?

Ans.

Hardware refers to physical components of a computer system, while software refers to programs and data that run on the hardware.

  • Hardware includes components like the motherboard, CPU, RAM, and hard drive.

  • Software includes operating systems, applications, and programming languages.

  • Hardware and software work together to enable computer functionality.

  • Examples of hardware: keyboard, mouse, monitor, printer.

  • Examples of software: Windows, Microsoft Office, Photoshop.

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Q43. How many gates and functions, Resistor coading etc

Ans.

The question is unclear and requires clarification.

  • Can you please provide more context or clarify the question?

  • Are you asking about the number of gates and functions in a specific circuit or system?

  • What do you mean by resistor coding?

  • Please provide more information so I can give an accurate answer.

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Q44. What is embedded system

Ans.

Embedded system is a computer system designed to perform specific tasks, with dedicated functions and limited resources.

  • Embedded systems are found in various devices such as smartphones, cars, medical equipment, and home appliances.

  • They are designed to be reliable, efficient, and often operate in real-time.

  • Embedded systems typically consist of a microcontroller or microprocessor, memory, input/output interfaces, and software.

  • They can be programmed in various languages like C,...read more

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Q45. What is embedded system usefull

Ans.

Embedded systems are useful for controlling and monitoring various devices and systems.

  • Embedded systems are used in a wide range of applications such as consumer electronics, automotive systems, industrial automation, and medical devices.

  • They provide real-time control and monitoring capabilities, allowing devices to respond quickly and accurately to external events.

  • Embedded systems are often used in safety-critical applications where reliability and stability are crucial.

  • They...read more

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Q46. Explanation about bharath electronic limited and what about

Ans.

Bharat Electronics Limited (BEL) is a state-owned electronics company in India specializing in defense electronics and communication systems.

  • BEL is a leading manufacturer of a wide range of products such as radars, missile systems, communication equipment, and electronic voting machines.

  • The company was founded in 1954 and has its headquarters in Bangalore, India.

  • BEL plays a crucial role in India's defense sector by providing cutting-edge technology solutions for the armed for...read more

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Q47. With which test equipment you are familiar with

Ans.

I am familiar with a wide range of test equipment including oscilloscopes, multimeters, signal generators, and power supplies.

  • Oscilloscopes: Tektronix TDS2024B, Agilent DSO-X 2002A

  • Multimeters: Fluke 87V, Keysight U1253B

  • Signal generators: Tektronix AFG3102, Agilent 33220A

  • Power supplies: Agilent E3631A, Tektronix PS2520G

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Q48. What is the BERECHS? how to solve the queries about retired employees

Ans.

BERECHS stands for Basic Education Research and Evaluation Center for Human Services.

  • BERECHS is a research and evaluation center that focuses on human services.

  • It is a part of the College of Education at the University of Cincinnati.

  • BERECHS conducts research and evaluation studies to improve human services.

  • To solve queries about retired employees, one can use BERECHS's research and evaluation studies to inform decision-making.

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Q49. What are the parts of an EVM?

Ans.

The parts of an EVM include control unit, ballot unit, and VVPAT.

  • Control unit: Controls the entire voting process and stores voting data.

  • Ballot unit: Allows voters to cast their votes by pressing buttons next to candidate names.

  • VVPAT (Voter Verifiable Paper Audit Trail): Prints a paper receipt of the vote cast for verification by the voter.

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Q50. What is JK flip flop

Ans.

JK flip flop is a type of sequential logic circuit that has two inputs (J and K) and two outputs (Q and Q').

  • JK flip flop is a type of bistable multivibrator circuit.

  • It has two inputs - J (set) and K (reset), and two outputs - Q and Q'.

  • The outputs of a JK flip flop change state (toggle) based on the inputs and the clock signal.

  • It can be used to store one bit of information or as a frequency divider.

  • Example: JK flip flop is commonly used in digital electronics for counters, shi...read more

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Q51. Understandings from EV

Ans.

EV refers to earned value management, a project management technique used to measure project performance.

  • EV helps in tracking project progress and identifying potential issues

  • It involves comparing the planned value, earned value, and actual cost of the project

  • EV can help in forecasting project completion date and final cost

  • Example: If the planned value of a project is $100,000 and the earned value is $80,000, it means that the project is 80% complete

  • Example: If the actual cos...read more

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Q52. On which frequency band your system was working.

Ans.

Our system operates on the 2.4 GHz frequency band.

  • Our system uses the 2.4 GHz frequency band for communication.

  • This frequency band is commonly used for Wi-Fi and Bluetooth devices.

  • It has a range of approximately 30 meters indoors.

  • The 2.4 GHz band is susceptible to interference from other devices operating on the same frequency.

  • Our system has been optimized to minimize interference and ensure reliable communication.

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Q53. Describe toughness, ductility and malleability of material.

Ans.

Toughness is the ability of a material to resist fracture, ductility is the ability to deform without breaking, and malleability is the ability to be hammered into thin sheets.

  • Toughness is the ability of a material to absorb energy and plastically deform without fracturing.

  • Ductility is the ability of a material to undergo significant plastic deformation before rupture.

  • Malleability is the ability of a material to be hammered or rolled into thin sheets without breaking.

  • Examples...read more

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Q54. What is this hardwork to smartwork?

Ans.

Hard work is putting in a lot of effort and time to achieve a goal, while smart work involves using efficient strategies and techniques to achieve the same goal with less effort and time.

  • Hard work involves putting in long hours and physical effort, while smart work focuses on working efficiently and effectively.

  • Smart work involves prioritizing tasks and using tools and resources effectively to achieve goals.

  • An example of hard work is manually checking each safety procedure, w...read more

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Q55. DRAW I SECTION WHICH IS USED IN RAIL

Ans.

I section is a type of rail section used in railways for tracks.

  • I section is a type of rail section with a shape resembling the letter 'I'

  • It is commonly used in railway tracks for providing support and stability

  • Examples of I section rails include CR 80, CR 100, etc.

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Q56. Projection of line,difference between 2d and 3d figure.

Ans.

Projection of line and difference between 2D and 3D figures.

  • Projection of line is the representation of a 3D object on a 2D plane.

  • 2D figures have only two dimensions - length and width, while 3D figures have three dimensions - length, width, and height.

  • In 2D figures, all points lie on a single plane, while in 3D figures, points can be located at different heights.

  • Examples of 2D figures include squares, circles, and triangles, while examples of 3D figures include cubes, sphere...read more

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Q57. Define OSI Model.

Ans.

The OSI Model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.

  • The OSI Model stands for Open Systems Interconnection Model.

  • It divides network communication into seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

  • Each layer has specific functions and interacts with adjacent layers for data transmission.

  • For example, the Physical layer deals with the physical connecti...read more

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Q58. What kind of product you are manufacturing

Ans.

We are manufacturing electronic devices for home and office use.

  • Our products include smart home devices, routers, and modems.

  • We focus on creating user-friendly and efficient products.

  • Our devices are designed to improve connectivity and productivity.

  • Examples of our products include smart thermostats, wireless speakers, and network extenders.

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Q59. What is colour coding

Ans.

Colour coding is a system of assigning colours to objects or information to convey meaning or identification.

  • Used in various fields such as electronics, wiring, and safety equipment

  • Example: Red wire indicates positive polarity in electronics

  • Example: Red colour on safety equipment indicates fire hazard

  • Helps in quick identification and reduces errors

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Q60. OSI model in detail

Ans.

The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven layers.

  • The OSI model stands for Open Systems Interconnection model.

  • It consists of seven layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

  • Each layer has specific functions and communicates with the adjacent layers.

  • Example: The Physical layer deals with the physical connection between devices, while the Application ...read more

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Q61. Effect of sampling on quantisation error

Ans.

Sampling reduces quantisation error by approximating continuous signals with discrete values.

  • Sampling involves taking discrete samples of a continuous signal at regular intervals.

  • Quantisation is the process of approximating the continuous amplitude values of a signal with a limited set of discrete values.

  • By sampling the signal before quantisation, the quantisation error can be reduced as the discrete values are closer to the original continuous signal.

  • For example, in audio si...read more

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Q62. Do you know about software or coding?

Ans.

Yes, I have knowledge of software and coding.

  • I have experience with programming languages such as Java, Python, and C++

  • I have worked on projects involving web development, mobile app development, and data analysis

  • I am familiar with software development methodologies like Agile and Scrum

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Q63. Unit of pressure, what is stress

Ans.

Stress is a measure of the internal force experienced by a material due to external factors.

  • Stress is the force per unit area exerted on a material.

  • It is a measure of the internal resistance of a material to deformation.

  • Stress can be caused by external factors such as applied forces, temperature changes, or pressure.

  • The unit of stress is typically expressed in pascals (Pa) or pounds per square inch (psi).

  • For example, when a weight is placed on a table, the stress on the table...read more

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Q64. What is esd and how to purpose used What is 5 s How to given man power training

Ans.

ESD stands for Electrostatic Discharge, 5S is a workplace organization method, and manpower training involves teaching employees specific skills and knowledge.

  • ESD is the sudden flow of electricity between two electrically charged objects caused by contact, an electrical short, or dielectric breakdown. It can damage electronic components, so ESD control measures are used in manufacturing and handling sensitive equipment.

  • 5S is a methodology for organizing a workplace for effici...read more

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Q65. Will you do testing related work, interested to work on both hardware and software

Ans.

Yes, I am interested in testing related work and willing to work on both hardware and software.

  • I have experience in testing both hardware and software components

  • I am comfortable with using testing tools and techniques

  • I am willing to learn and adapt to new technologies and processes

  • I understand the importance of thorough testing in ensuring quality and reliability

  • Examples: testing electronic devices, software applications, embedded systems

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Q66. How you are in fault rectification

Ans.

I have a systematic approach to fault rectification, starting with identifying the root cause and then implementing a solution.

  • I begin by gathering information about the problem and analyzing it thoroughly

  • I then identify the root cause of the issue and prioritize the most critical problems

  • I develop a plan of action and implement a solution, testing it thoroughly to ensure it is effective

  • I document the entire process for future reference and to help prevent similar issues from...read more

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Q67. what is least count of vernier caliper

Ans.

The least count of a vernier caliper is the smallest measurement that can be read on the scale.

  • The least count is determined by the number of divisions on the vernier scale and the main scale.

  • For example, if the main scale has 10 divisions and the vernier scale has 9 divisions, the least count would be 1/10 x 1/9 = 0.111 mm.

  • The least count can vary depending on the precision of the instrument.

  • It is important to use the correct least count when taking measurements to ensure ac...read more

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Q68. What is AC current and DC current?

Ans.

AC current alternates direction periodically, while DC current flows in one direction constantly.

  • AC current changes direction periodically, typically used in household electricity.

  • DC current flows in one direction constantly, commonly used in batteries.

  • AC current is easier to transform voltage levels compared to DC current.

  • DC current is more efficient for long-distance power transmission.

  • Examples: AC - power outlets, DC - batteries.

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Q69. What is the Sodexo ? And how to upload the file in Sodexo login?

Ans.

Sodexo is a multinational food services and facilities management company. It offers meal vouchers and cards for employee benefits.

  • Sodexo is a company that provides food services and facilities management.

  • It offers meal vouchers and cards for employee benefits.

  • To upload a file in Sodexo login, log in to your account and follow the instructions provided.

  • The file should be in a supported format and within the size limit specified by Sodexo.

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Q70. Difference between symbol and Bits.

Ans.

Symbols represent abstract ideas or concepts, while bits are the smallest unit of data in computing.

  • Symbols represent ideas, concepts, or objects, while bits represent binary data (0 or 1).

  • Symbols can be letters, numbers, or other characters used in language, while bits are used in computing to represent information.

  • Symbols are used in communication and language, while bits are used in digital systems for processing and storage.

  • Examples: Symbol - 'A', Bit - 1

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Q71. Complete process of SI AND CI ENGINE IN 2 STROKE AND FOUR STROKE

Ans.

SI and CI engines are used in both 2-stroke and 4-stroke cycles, with differences in fuel injection and combustion processes.

  • In a 2-stroke SI engine, the intake, compression, power, and exhaust strokes occur in two cycles of the piston, with fuel-air mixture being ignited by a spark plug.

  • In a 4-stroke SI engine, the four strokes are separate and sequential, with fuel-air mixture being ignited by a spark plug in the combustion chamber.

  • In a 2-stroke CI engine, the intake, compr...read more

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Q72. What is Rectifier

Ans.

A rectifier is an electrical device that converts alternating current (AC) to direct current (DC).

  • Rectifiers are commonly used in power supplies to convert AC voltage to DC voltage.

  • They are made up of diodes, which allow current to flow in only one direction.

  • Rectifiers can be half-wave or full-wave, depending on the type of diode configuration used.

  • Examples of rectifiers include bridge rectifiers, vacuum tube rectifiers, and solid-state rectifiers.

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Q73. Colours coding for the resistance

Ans.

Color coding is used to identify the resistance value of a resistor.

  • The first band represents the first digit of the resistance value.

  • The second band represents the second digit of the resistance value.

  • The third band represents the multiplier.

  • The fourth band represents the tolerance.

  • For example, a resistor with brown, black, red, and gold bands has a resistance value of 1.0 ohm with a tolerance of +/- 5%.

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Q74. Justification of the academic gaps and academic switch

Ans.

I took time off to explore different career paths and gain diverse experiences before realizing my passion for management.

  • I took a gap year to travel and volunteer, gaining valuable life experiences.

  • I switched majors to explore different interests before finding my passion for management.

  • I took time off to care for a family member, which required my full attention.

  • I realized my previous academic path was not aligned with my career goals, prompting me to make a switch.

  • I pursue...read more

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Q75. 2..Screw threads and pitch distance

Ans.

Screw threads and pitch distance

  • Screw threads are helical ridges on a cylindrical surface.

  • Pitch distance is the distance between two adjacent threads.

  • Threads can be classified as coarse or fine based on their pitch distance.

  • The pitch distance is measured in millimeters or inches.

  • The pitch distance determines the tightness of the fit between the screw and the nut.

  • Threads can be external or internal depending on whether they are on the outside or inside of the screw.

  • Examples of...read more

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Q76. What is refrigeration cycle

Ans.

The refrigeration cycle is a process that removes heat from a space or substance to lower its temperature.

  • The cycle consists of four main components: compressor, condenser, expansion valve, and evaporator.

  • The compressor increases the pressure and temperature of the refrigerant gas.

  • The high-pressure gas then flows into the condenser where it releases heat and becomes a high-pressure liquid.

  • The liquid refrigerant passes through the expansion valve, which reduces its pressure an...read more

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Q77. What is air conditioner

Ans.

An air conditioner is a device that cools and dehumidifies the air in a room or building.

  • Air conditioners use refrigeration cycles to remove heat and moisture from the air.

  • They consist of components such as compressors, condensers, evaporators, and fans.

  • Air conditioners can be used for both cooling and heating purposes.

  • Examples of air conditioners include window units, split systems, and central air conditioning systems.

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Q78. How much in resistance ohms

Ans.

The resistance is measured in ohms.

  • Resistance is a measure of how much a material opposes the flow of electric current.

  • The unit of resistance is ohms (Ω).

  • Resistance can be calculated using Ohm's Law: R = V/I, where R is resistance, V is voltage, and I is current.

  • Resistance can vary depending on the material, length, and cross-sectional area of a conductor.

  • For example, a copper wire with a length of 1 meter and a cross-sectional area of 1 square millimeter has a resistance of ...read more

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Q79. How much sensor voltage

Ans.

The sensor voltage varies depending on the specific sensor and its application.

  • Sensor voltage is typically measured in volts (V).

  • Different sensors may have different voltage ranges and requirements.

  • For example, a temperature sensor may operate within a voltage range of 0-5V.

  • Some sensors may require a specific voltage supply, while others may be designed to work with a wide range of voltages.

  • It is important to consult the sensor's datasheet or specifications for accurate volta...read more

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Q80. How to major resistance by old method

Ans.

Major resistance by old method involves using traditional techniques to determine the level of resistance in a material.

  • Use manual testing methods such as scratch testing or hardness testing to assess resistance

  • Refer to historical data or records of similar materials for comparison

  • Consult with experienced professionals who have knowledge of traditional resistance testing methods

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Q81. How many experiences in software testing

Ans.

I have 3 years of experience in software testing.

  • I have worked on both manual and automated testing.

  • I have experience in creating test plans, test cases, and test scripts.

  • I have worked with various testing tools such as Selenium, JMeter, and Appium.

  • I have experience in testing web applications, mobile applications, and desktop applications.

  • I have worked in both Agile and Waterfall methodologies.

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Q82. Define radars and their working

Ans.

Radars are electronic devices that use radio waves to detect and locate objects.

  • Radars emit radio waves and then detect the reflected waves to determine the location and speed of objects.

  • They are used in aviation, military, weather forecasting, and traffic control.

  • Different types of radars include weather radar, air traffic control radar, and military radar.

  • The Doppler radar is used to detect the speed of objects, such as in weather forecasting.

  • The phased array radar uses mul...read more

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Q83. What are gears?

Ans.

Gears are mechanical components that transmit motion and power between rotating shafts.

  • Gears are toothed wheels that mesh together to transmit motion.

  • They are used to change the speed, torque, and direction of rotation in machinery.

  • Common types of gears include spur gears, helical gears, bevel gears, and worm gears.

  • Gears are often used in vehicles, industrial machinery, and household appliances.

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Q84. Does inventory cost include gst?

Ans.

Yes, inventory cost includes GST.

  • Inventory cost includes the cost of goods as well as any taxes paid on those goods.

  • GST is a tax on goods and services, so it is included in the inventory cost.

  • The amount of GST included in the inventory cost depends on the rate of GST applicable to the goods.

  • For example, if the GST rate is 18%, and the cost of goods is Rs. 100, the inventory cost would be Rs. 118.

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Q85. What does som deal with?

Ans.

SOM deals with the study of internal stresses and forces in materials and structures.

  • Study of internal stresses and forces in materials and structures

  • Analysis of how materials and structures behave under different loads

  • Designing structures to ensure they can withstand expected loads

  • Commonly used in civil engineering and mechanical engineering

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Q86. What are the type of Qc tools,

Ans.

QC tools are used to ensure quality of products. Types include statistical process control, Pareto charts, fishbone diagrams, and more.

  • Statistical process control (SPC)

  • Pareto charts

  • Fishbone diagrams

  • Control charts

  • Histograms

  • Scatter diagrams

  • Check sheets

  • Flowcharts

  • Cause-and-effect diagrams

  • Six Sigma

  • Lean manufacturing

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Q87. Draw stress-strain curvr of Mild steel?

Ans.

Mild steel has a linear stress-strain curve until it reaches its yield point.

  • Mild steel has a yield point of around 250 MPa.

  • After the yield point, the curve becomes non-linear and the steel undergoes plastic deformation.

  • The ultimate tensile strength of mild steel is around 400-550 MPa.

  • The fracture point of mild steel is around 20-25% strain.

  • The stress-strain curve of mild steel can be used to determine its mechanical properties.

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Q88. What is the NAPS Claim & BOAT Claim ?

Ans.

NAPS Claim & BOAT Claim are two different types of claims under the National Apprenticeship Promotion Scheme.

  • NAPS Claim is a claim made by the employer for reimbursement of the cost incurred on providing training to the apprentice.

  • BOAT Claim is a claim made by the apprentice for the stipend amount due to them during the training period.

  • Both claims are processed by the Board of Apprenticeship Training (BOAT) under the Ministry of Education.

  • NAPS Claim covers the cost of basic t...read more

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Q89. 3..Least counts of measuring tools

Ans.

Least counts are the smallest measurable values of a measuring tool.

  • Least count is important for accurate measurements.

  • It is the smallest value that can be measured by a tool.

  • Examples include vernier calipers, micrometers, and dial gauges.

  • The least count of a tool is determined by its scale markings and the number of divisions on the scale.

  • The formula for calculating least count is: LC = (scale range) / (number of divisions)

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Q90. You are working in Linux operating system

Ans.

Yes, I am familiar with Linux operating system.

  • I have experience working with Linux command line interface.

  • I am familiar with Linux file system and permissions.

  • I have worked with Linux package managers like apt-get and yum.

  • I have experience in writing shell scripts in Linux.

  • I am comfortable working with Linux distributions like Ubuntu, CentOS, and Debian.

Add your answer

Q91. Functions of TWT, Magnetron, BW oscillator etc.

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Q92. What are your mechanical skills?

Ans.

I have strong mechanical skills with experience in troubleshooting, maintenance, and repair of various equipment and machinery.

  • Experience in troubleshooting and repairing mechanical systems

  • Knowledge of maintenance procedures for equipment and machinery

  • Ability to read and interpret technical drawings and schematics

  • Familiarity with tools and equipment used in mechanical work

  • Hands-on experience with servicing and maintaining mechanical components

Add your answer

Q93. Types of materials and it's properties.

Ans.

Materials have different properties based on their composition and structure.

  • Metals are good conductors of heat and electricity.

  • Polymers are lightweight and have high resistance to corrosion.

  • Ceramics are brittle and have high melting points.

  • Composites are made up of two or more materials and have unique properties.

  • Properties of materials can be physical, chemical, mechanical, or thermal.

  • Examples of properties include density, hardness, elasticity, and thermal conductivity.

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Q94. What is RTD and its uses?

Ans.

RTD stands for Resistance Temperature Detector. It is a type of temperature sensor that measures temperature by correlating the resistance of the RTD element with temperature.

  • RTD is commonly used in industrial applications for temperature measurement and control.

  • It provides accurate and stable temperature readings.

  • RTDs are made of pure metals or metal alloys, such as platinum, nickel, or copper.

  • They are used in various industries including automotive, aerospace, pharmaceutica...read more

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Q95. What is ur current CTC

Ans.

My current CTC is confidential.

  • I am not comfortable sharing my current CTC as it is confidential.

  • I would prefer to discuss my salary expectations for this role instead.

  • I believe my skills and experience make me a strong candidate for this position.

  • I am open to negotiating a fair and competitive salary based on the responsibilities and requirements of the role.

Add your answer

Q96. Pair Sum Code in optimized manner

Ans.

Optimized code for finding pairs in an array that sum up to a given value

  • Use a hash table to store the difference between the target value and each element in the array

  • Iterate through the array and check if the current element is in the hash table

  • If it is, then a pair with the target sum has been found

  • Time complexity can be reduced to O(n) using this approach

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Q97. Day to day entry RESHESTER

Ans.

Day to day entry RESHESTER refers to the routine tasks performed by a computer operator.

  • Routine tasks such as data entry, file management, system monitoring, and troubleshooting

  • Ensuring all systems are running smoothly and efficiently

  • Following standard operating procedures for data input and output

  • Maintaining accurate records of all activities performed

  • Examples: entering customer information into a database, organizing files on a server, monitoring system performance

Add your answer

Q98. What is ur current location

Ans.

I am currently located in New York City.

  • I am in the heart of Manhattan.

  • I am close to Central Park and Times Square.

  • I am surrounded by skyscrapers and bustling streets.

  • I am easily accessible by public transportation.

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Q99. 5S set in order stratification

Ans.

5S set in order stratification is a method used in quality management to organize workspaces for efficiency and productivity.

  • 5S stands for Sort, Set in Order, Shine, Standardize, Sustain.

  • Set in Order involves organizing items in a way that promotes efficiency and easy access.

  • Stratification involves categorizing data or items into different levels based on specific criteria.

  • For example, in a manufacturing setting, tools and materials can be organized using 5S set in order stra...read more

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Q100. What is mosfet and its uses

Ans.

A MOSFET is a type of transistor that is widely used in electronic devices for switching and amplifying signals.

  • MOSFET stands for Metal-Oxide-Semiconductor Field-Effect Transistor.

  • It is a three-terminal device with a gate, source, and drain.

  • MOSFETs are used in various applications such as power amplifiers, voltage regulators, and digital logic circuits.

  • They are commonly used in computer processors, mobile phones, and power supplies.

  • MOSFETs offer high switching speeds, low pow...read more

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