Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How to take of Transformer oil Break down voltage test?

2 3301

How to take Vector group test of Transformer?

Sunflag Steel, Zuari Cements,

16 83771

How to take Transformer oil Break down voltage test?

9 23179




what are trouble functions of transformer?ex. prv trip,oltc,oti,wti.explain detail.

1 9532

hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

577

what is the signification of trivector meter? why its name is trivector meter ?

3 8826

How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

1470

how calculate gd2 of ht motors

Hindustan Copper Limited,

1054




how calculate gd2 of ht motors

Hindustan Copper Limited, Kohler India,

4 13009

What is the usega of brking resistor? and how it will useful to Drive...?

3 2664

How we calculate airgap between phases & terminal box of the transformer? any formulae.

1 1814

How can calculate ups battery back up time?

Cooper, Cisco, Wipro, Pronet,

25 145620

what is phase to phase fault? what is line to line fault?

5 21790

what is phase to phase fault? what is line to line fault?

Phoenix Technologies,

2 3992

In a Circuit how the MCB and Fuse ratings are calculated. And shall the fuse follws the MCB or it is otherwise?

HCL, Emerson, Thirumalai Chemicals,

16 76221


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Un-Answered Questions { Electrical Engineering }

11kV capacitor bank of rating 2.4KVAR, is charged with protective relays of only over current & Earth fault &.......without Over Voltage, Under Voltage & Neutral Displacement Relay. Is it advisable??

465


hi friends if you have any 400KV Substation Erection and installations Drgs please send to me.My email id:kandi.suresh441@gmail.com

1560


what is W.T?specify the acceptable range?

605


What is the formula to calculate distribution transformer De-rating on iron losses basis

604


What is the formula to calculate the rating of a three phase air circuit breaker

911






hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?

588


Difference between RCCB, RCBO and ELMCB.

1921


THERMAL CAPACITANCE IS MEASURED IN..................................................

870


what is the function of statics switch in ups and tell me parts

718


Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

2537


What are operating procudures & Safety precautions to be observed while operating OLTC in manual mode ?

740


what is meant by vector group of a transformer? How can it be derived?

726


from where the self excitrd induction generator get the power?why is the voltage regulation is poor of seig?

848


Why 9KV surge arrester having 7.65KV of MCOV?

204


when the Transmission and Distribution network where is the "feeder" lines are located? and why should be used in T&D network.....

407