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Jubilant Pharmova
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I applied via LinkedIn and was interviewed in Jan 2022. There was 1 interview round.
A machine is a device that uses energy to perform a task. The principle of a machine is to make work easier. High voltage has advantages in power transmission.
A machine is a mechanical or electrical device that uses energy to perform a task.
The principle of a machine is to make work easier by multiplying force or changing the direction of force.
Examples of machines include engines, motors, pumps, and generators.
High vo...
Skin effect is the tendency of high-frequency alternating current to flow near the surface of a conductor.
Skin effect occurs due to the self-inductance of the conductor.
It increases with frequency and decreases with the diameter of the conductor.
It can cause power loss and distortion in high-frequency applications.
It is mitigated by using stranded conductors or hollow conductors.
Example: Skin effect is a major concern ...
posted on 11 Dec 2021
posted on 15 Nov 2022
I applied via Referral and was interviewed in Oct 2022. There were 3 interview rounds.
Basic appti ques were asked
Transformer types include step-up, step-down, isolation, autotransformer, and instrument transformer.
Step-up transformer increases voltage while decreasing current
Step-down transformer decreases voltage while increasing current
Isolation transformer separates primary and secondary windings
Autotransformer has a single winding with multiple taps for voltage adjustment
Instrument transformer is used for measuring current or
Motors are devices that convert electrical energy into mechanical energy. There are various types of motors.
DC motors: used in appliances, toys, and automobiles
AC motors: used in industrial machinery and household appliances
Stepper motors: used in robotics and automation
Servo motors: used in precision control applications
Brushless motors: used in drones and electric vehicles
posted on 17 Feb 2023
I applied via Walk-in and was interviewed in Jul 2021. There was 1 interview round.
based on 3 reviews
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Chemist
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