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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What is the relationship between the sending end and receiving end?

4 6155

what diferent amoung three phase supply?

1 3584

single phase 230v three phase voltage 415volt why we aren't used line voltage 690v?

Citec,

7 23700

which is better VCB or ACB and why?

7 14788

What is difference between AC and DC resistance

Eaton,

9 31330

Differentiate AC and Dc resistance

1874

What is BKW of Motor. And what its significance

CGL, PK, Thermax,

1 33932

line vltage of three phase distribution transformer is 433v and phase voltage is 250v,but we required 230v for domestic distribution,then how we reduce phase voltage of transformer

5 7438

why we are giving D.C. supply to field of an alternator, why can't we give the a.C. supply

APTransco, Proman,

12 20263

1. What are the tests to be carried out for CBCT? 2. can measure the secondary resistances? 3. with respect to secondary maximum how much voltage can be applied for IR test.

1845

At what point crngo works like as crgo

1842

if harmonics is generates on the secondary side of transformer then why we put LC ckt on prim side?(i m talking abt rectiformer transformer)

1764

How we do the maintenance of Servo motor, even we cant open it?

ITC Infotech,

2138

A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1943

what is power factor?

CA,

7 8557

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Un-Answered Questions { Electrical Engineering }

A 11KV, 1200 A breaker combination fixed in a cubicle for HT motor.Is normally for 11 KV motor fuse is using? if Yes, What range fuse is required?

1918

what is the standard duration after failure EB power

1793

what is the voltages using in movie theaters??? why ??why not other??

2243

Difference between ac parallel circuit and ac series circuit?

2061

What is the function of a neutral reactor.

1819

what types of cable used in underground coal mining?

1442

What are reasond for high wattage in single phase induction motors

1842

Define early construction of human being

1876

How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.

1603

how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

2315

In 90 kva alternator that produce the output voltage is 115(p-n),200(p-p) at 1500 rpms means what ampere it produced ?

1993

i've iocl interview.. if you know the interview process please give me information..

1951

Why 1/3 is used in symmetrical components?

1784

If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.

1396

Draw a SLD of HT distribution EB grid up to users Transformer?

6167

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