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

Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

2 7256

Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

3 19202

. What should be the minimum and maximum ohmic value for earthing?

1 4614

Why DC Currents are not used in transformer?

4 8070

What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

2 4793

As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?

3 7038

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

2 4901

. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV?

3 10560

Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

3 7837

Explain why the Voltage drop will happen in 3 Phase line?

2 5555

What is the equipment used to control the generator output?

4 6520

What are the factors to be considered during the Synchronization?

3 6401

What should be value of Circuit breaker operating time and tripping time?

3 6799

Why the CT Secondary is rated as 5A generally?

2 7007

At which time Synchronous generator act as a Synchronous Condenser?

4 9350

Un-Answered Questions { Engineering }

specifications of fe500 steel

3538

what is difference between cpp electrical system and refinery electrical system

2300

does RS-485 cables come with armour?

2026

Explain how do I interpret infrared satellite pictures?

828

time vS speed Graph for mechanical press?

1988

WRITE A C PROGRAM TO REVERSE THE LINK LIST WITHOUT CREATING NEW LIST?

3671

What is nichols chart?

1332

Why a tesa lamp is glow between two phase?

2007

How to start water tube steam boiler

1900

Explain what kind of negative feedback is present in a noninverting op-amp.

1016

What are the methods of reduction of harmonic content?

1102

Explain how to convert binary to gray code and vice-verse?

3682

what shall be no load voltage of 132/33 kV transformer ? is it 33 kv of 34.5 kV

2188

Name the instrument which measures its speed in a car?

1087

in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

2070

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