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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Tell me about ur past electrical maintanence job

Apollo Power, Solar,

1882

What is converter transformer? Diff b/w converter transformer and distribution transformer? why we use converter transformer in place of giving supply to drives?

1 4740

What is the tolerence limit between neutral and earth in 230 V AC System?

NTPC,

7 11215

Why the vector group of excitation transformer in static excitation system is Dy5?

CSEB, SRF,

2 10849

In a 3 pin plug holder, what is the purpose of diameter of ground pin is larger than phase and nutral pin

Coal India, HCL,

9 14307

How to calculate the breaking capacity(like 15ka,20ka) of Circuit breaker (MCB,MCCB,ACB)

Career Excellent Sdn Bhd, Neona, Northern Max Engineering, Sps Renewables, Terasaki, UEM,

9 83245

what s a servo motor? how to control the servo motor? and its application, purpose of using?

Arabian Pipes,

2 6133

Can we indroduce the principle of single phase induction mator to Transformer? i.e. by Producing rotating flux in the transformer.

2308

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

2018

what is alternater?

8 9413

What is core balancing in Power Transformer. What is the affect of an unbalabce core.

1 4645

Equal resistance of 100ohm each are connected to the arms of whestons bridge, which is supplied by 2v battery. The galvanometer can sense a current low as 1microAmp. What is the smallest resistance that can be measered.

GATE,

1 4502

I need HT sphere gap calibration table. Can any body help me.

1947

what is the function of rccb how it diffrentiate between elcb

1 4317

What is an Antipumping relay ?

4 8435

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Un-Answered Questions { Electrical Engineering }

What is installed in PAC that is control the humidity

1516

In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

2271

Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?

1840

what is W.T?specify the acceptable range?

1966

can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

1506

What is the role of feedback in a closed loop control system?

1083

How to size fuse? How to size MCB?

1523

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

2190

What is slip in an induction motor?

1158

What do you mean by distribution transformers?

1162

Define liftable weight of a transformer? Does the total weight of transformer include oil weight?

2495

I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

2858

How out of step protection relay works?

2443

Why the moulded plug comes with domestic appliances instead of assembled plug like anchor, Vinay 5/15 A.

2034

Dear all, i completed M.E(Power Electronics & Drives) 2011 passed out having 78% so i need job in core side but i don't know how can i receive the calls from electrical companies and i uploaded my CV in naukri, times jobs etc.. In that iam not recieved any mails from good companies so give me best procedure plzzzzzzzzzzzzzzzzzzzzzzzz..... Thanks, K.Linga Reddy Email-id:-lingareddykmthm@gmail.com Ph no:-08015402078

1820

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