Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How to take of Transformer oil Break down voltage test?

2 3201

How to take Vector group test of Transformer?

Sunflag Steel, Zuari Cements,

16 81767

How to take Transformer oil Break down voltage test?

9 22821




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

1 9042

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

525

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

3 8439

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

1407

how calculate gd2 of ht motors

Hindustan Copper Limited,

997




how calculate gd2 of ht motors

Hindustan Copper Limited, Kohler India,

4 12676

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

3 2570

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

1 1715

How can calculate ups battery back up time?

Cooper, Cisco, Wipro, Pronet,

24 142711

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

5 20983

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

Phoenix Technologies,

2 3862

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 74527


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Un-Answered Questions { Electrical Engineering }

what is the size of cable for 15kw motor and 85 meter cable length using with vfd

1121


How halogen & merquery lamp works.

644


Electrical 'C' license full abbreviation , and full form

179


how point on wave controller works.

1116


Explain the working principle of Synchronous Generator and Assynchronous generator?

808






Why control of DC motor is simpler?

1026


Under wat condition statcom operates as an inductor for the transmission line?

559


Difference between drift current and diffusion current?

427


draw the block diagram of fire alarm?

4071


What difference between ref protection and differential protection ?

476


why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??

1024


what are the effects when a salient pole alternator is run at high speed like 3000 r.p.m?

1046


How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

693


why the voltage and current in a long transmission line are called travelling wave?

985


What is the settings of distance protection relay in 400 kv line

369