Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Engineering Interview Questions

Questions Answers Views Company eMail

which power station plants r more efficient? which is less? which is most expensive and which is cheapest?

1966

Is Solid work and solid edge best programs for drawing? what is the difference bewteen them? r there better softwares?

3192

what is cathodic protection? where it is used and when? and why?

2011

what is cyclon seperator and water column?

1978

explain how do seamless pipes looks like and when they r used?

1 3554

how the capacitor work on dc?

1 4700

What do u mean by Line voltage Monitor?Where it is used in a Power system?

2 17138

What is the difference between compressor surge and compressor stall? How it affects the performance? Which type of compressor generally experience stall and surge?

1 12950

Why cooling tower of power plant is always in hyperbola shape?

2 8191

What is the difference between induced draft and forced draft fan? where are they used?

3 19275

Why reciprocating type compressors are used in cement industry and why not centrifugal type compressor?

ACC, Sidhee Cement,

1 8091

What is general pressure ratio for axial, reciprocating and centrifugal compressors?

1836

Why combustion chamber is used in gas power plant cycle? What will happen if compressor output is directly provided to gas turbine?

3 5883

Where mixed flow type compressors are used?

1819

What is difference between Higher calorific value and lower calorific value?

3142

Un-Answered Questions { Engineering }

What is channel coding?

1894

what is proper capacitor placement? How to evaluate capacitor size?

2130

What do you understand by leds? How do they work?

1018

Define What is the tensile strength of wood?

1126

how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

1577

Explain some common piping materials used to transport slurries?

1114

How many Antenna use in 6+6 with 2-way Diversity.

2121

Give one example of metal classified as per structure as bcc, fcc, hcp and ccp.

1063

with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

1959

What are uses of elisa?

977

Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?

1107

Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??

1702

Define rise time.

1132

Explain the difference between cfm (cubic feet per minute) and scfm (standard cubic feet per minute)?

1050

Can a gas be used for conducting current?

1078

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