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 safety valve will open first if steam is not been supplied to turbine.

Wartsila,

3 10987

What is LB-SR.

3019

why Subcritical has 60% condenser capacity

1 5425

Which will have more strain energy 1.Spring 2.Circular disc 3.Solid square plate.

2421

What is creep, resilience.

2 5624

What is droop.

Dhampur Sugar Mills, Elaf,

2 8169

difference between vaccum pump and ejector

NTPC, Tata Steel Limited,

2 10724

Difference between islanding and house load operation.

2 14528

Why reheater is not used after IP turbine.

Hindalco, SEC,

3 7778

why seal air fan is used and where it is used and where is suction taken from

Bhel, ETO,

7 41099

what is different between 51N and 51G functions relay?

1 18058

what is difference b/w earth and ground?

TATA, TCS,

7 11135

according to faraday's law whether the induced emf is average or rms value?

Power Grid,

2 6138

what is exact meaning of CT core saturation or simply saturation of core.

1 4197

it is used to measure the potial difference between two point?

2 3873

Un-Answered Questions { Engineering }

difine electrical ballast in HPSVL

2093

Explain why diesel engine is known as high torque and petrol engine as high speed engine?

1191

How to calculate phase to phase difference ?

2259

How to calculate brick work quantity?? Block work quantity??

2523

IN AC mechanical fuelpump what stands for AC? IN SU mechanical fuelpump what stands for su?

3352

what size shaft is required to transmit 100 hp @1000 RPM ,if max shear stress is 10,000 PSI,angle of twist must be less than 1' /ft/shaft is made of steel.

1908

What kind of pipes are used for steam lines?

1212

What is the ratio of specific heat of air?

1306

when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

1776

How many total no of channel bypass in one BTS.

2015

whats the coloring code of a air to open or a air to close valve?

1770

Explain the difference between circuit switching and packet switching?

1077

Define demand factor?

1125

What are the advantages and disadvantages of using gear pumps?

1158

explain the mode of metal iranafer in Co,welding

1591

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