APL Apollo Tubes Senior Engineer Interview Questions and Answers

Proxy is an intermediary server that acts as a gateway between clients and servers. SMPS is a power supply unit that converts AC to DC. Encoder is a device that converts motion into digital signals. Star delta is a method of starting three-phase motors.

• Proxy helps in hiding the identity of clients and servers.

• SMPS is commonly used in computers and other electronic devices.

• Encoders are used in robotics, automation, and ...read more

Iron carbon diagram shows the relationship between carbon content and properties of steel.

• The diagram helps in understanding the microstructure of steel.

• It shows the different phases of steel at different carbon concentrations.

• Low carbon steel has less than 0.3% carbon, while high carbon steel has more than 0.6% carbon.

• Medium carbon steel has a carbon content between 0.3% and 0.6%.

• The diagram also helps in determining ...read more

Pressure relief valve releases excess pressure to prevent damage, while pressure reducing valve reduces pressure to a desired level.

• Pressure relief valve is used to protect equipment from overpressure by releasing excess pressure to the atmosphere.

• Pressure reducing valve is used to reduce the pressure of a fluid to a desired level in a system.

• Pressure relief valves are typically found in systems where pressure buildup ...read more

Hydraulic piston pumps offer higher efficiency, variable flow rates, and better control compared to fixed displacement vane pumps.

• Hydraulic piston pumps have higher efficiency due to their ability to vary flow rates based on demand, reducing energy consumption.

• Piston pumps provide better control over fluid flow and pressure, making them suitable for applications requiring precise operation.

• Piston pumps are more durable...read more