Electrical Engineering Interview Questions
Questions Answers Views Company eMail

1.what type of wave is produced from i.online ups ii.offline ups iii.inverter.why don't we use inverter instant of offline ups for computer,what's the reason?

2 3761

what is d meaning of inrush current of a trafo ? how u can calculate this ?

Jindal,

1 2986

How to do the meggering for a cable.

6 12501

What is the use of doing meggering for a cable

2 7055

What is the use of insulation tester and how it is to be used.

2 3978

What is the required value while doing the megering

1 6698

what is voltage

TCS,

7 6782

what is the full load current and power rating of 1 Tonne Air Conditioner?How will Calculate?

2 3959

HOW WE CHOOSE EARTH'S POTENTIAL AS ZERO V?

1576

What is the si unit

2 3568

Why Parallel operation of two Transformer are Required?

6 12309

What is I/P converter?

RRDonnelley,

1 3324

When the power Factor (p.f)is lead then how the Voltage can rises?

1 3708

The rating of Transformer are 11KV, 22KV, 33KV instead of 10KV, 20KV & 30KV?

2 5877

What is Generator Protection & Transformer Protection?

Areva,

3 11365


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Un-Answered Questions { Electrical Engineering }

WHY THE DIMENSION OF TWO SAME RATED MACHINE IS DIFFERENT ?

1480


can anyone send me some sample question regarding power grid corp

1769


what is meant by residual over voltage & residual earth fault ?

8408


what is difference between speed mode and torque mode in motor?? explain in simple words please.

1126


Why two phase welding machine is used instead of three phase welding machine.

1350






how will calculate the safe starting current of 3-phase squirrel cage induction motor?

1421


what is the meaning of osr in transformer.

1518


What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?

1081


what is the difference betweem star connected motor & delta connected motor?

1868


what type of motor used to move a 1 ton gate? and relate ratings with load.

1322


explanation of mesh bus bars

1662


What is Antipumping Function & If we have C.T how we find the Ratio ?

1498


i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

1425


what is the stear deltaprinceple?

1374


On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

3561