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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Can someone explain how does an IDMT relay works.

AFM,

1 3167

wich timer i have prefred for pusher operation fwd & back?

AluChem,

2 5145

Why Drives are used to run AC motors?

3 5782

checklist of ELCB

EECE,

1 13359

what is neutral?

2 4624

what is deferens between HT< DG

2 6344

why C.T protection required for H.T.lines?

4 9770

What are the effects to a distribution transformer rated 10Kv with ratio 10Kv/0.433Kv, 3phase 50hz for example but fed with power supply of 11Kv?

2 4175

does meager test perform on lightning arrester ? if doesn't then why ?

1 3997

Which companies are into the project management of construction of power transmission line?

2 3687

what is difference between megger & Contact resistance meter & its Application?

2 9482

How many types of isolator is available for H.T.lines? which one is best for sub-station?

4 10332

why ct is connected at bushing of transformer ??????????

3 6989

WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane

Assure Group,

2484

Why do we need interlocking in a HT metering or Ring main unit switchgear?

1968

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Un-Answered Questions { Electrical Engineering }

What are the different types of transformers?

1098

What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?

3969

What is the formula to calculate a three phase alternator

2289

Hoe do calculate the Cable size for Amps rating ?

2088

what happen as when voltage drop(or may decrease) ? in case of atomic base theory?

1993

Can you explain about TEE protection scheme?

2232

Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

1769

what is magnetizing current test in power transformer

2693

what is mean by transition resistance of transformer?

4489

what are the difference between PLC and embedded

2105

If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses

1834

When the relative speed between the magnetic fields of stator and rotor does is zero under steady state operation?

1232

What is an order of a system.

1274

How much earthing frequency is capable?

1922

explain which quantities change in the starting and the and the running condition in induction motor

1388

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