Dewas Metal Sections Senior Engineer Interview Questions and Answers

Compressors are devices that increase the pressure of a gas or vapor.

• Types of compressors include reciprocating, rotary screw, centrifugal, and axial flow compressors.

• Reciprocating compressors use pistons to compress gas, while rotary screw compressors use screws.

• Centrifugal compressors use a rotating impeller to increase gas velocity, while axial flow compressors use blades to compress gas.

• Compressors work by reducing...read more

Pump working functions involve moving fluids from one place to another. Winder engine part name varies depending on the type of engine.

• Pump working functions include suction, discharge, and pressure generation.

• Winder engine part names can include crankshaft, camshaft, piston, and connecting rod.

• Examples of pumps include centrifugal pumps, positive displacement pumps, and jet pumps.

To start a compressor, turn on the on/off switch and wait for the compressor to build up pressure.

• Locate the on/off switch on the compressor.

• Turn the switch to the 'on' position.

• Wait for the compressor to build up pressure before using it.

• If the compressor has a pressure gauge, wait for it to reach the desired pressure level before using it.

• If the compressor has a safety valve, make sure it is not open before starting

Illumination refers to the amount of light falling on a surface or the brightness of a light source.

• Illumination is measured in lux or foot-candles.

• It is important in designing lighting systems for buildings and outdoor spaces.

• Different tasks require different levels of illumination, for example, reading requires more illumination than relaxing.

• Illumination can affect mood and productivity.

• Factors that affect illuminat...read more