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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

HOW MUCH KVA DG SET REQUIRED for charging 12v 4000 ah battery?

 3 6603

What is corona ? Mention its positve effects .

 1 4085

why is corona loss greater in a stranded conductor as compared to a solid conductor ?

 2 6395

Why CT's shall not be kept open?

ABC, Qatar Gas, TIPL,

5 7227

Why CT secondary is grounded?

 4 6047

What is the principle of residual protection?

 1503

why auto transformer connected in star?

1 3378

what is the earth current,reverse power,electrical trip generator short circuit,low voltage, high voltage please discribe me

 1629

why is one voltage transformers (instead of three ) installed at the entrence of the incoming line in a substation.

 2 3048

what is the transformer rush current?

 1563

why occ curve is not tracing back when we are bringing rheostat back in reverse direction?

1439

if dc is better then ac...then why we are perfering ac over dc?eg:at home?

2 3752

what is rated speed?

Actavis,

4 5098

Why two main buses and one transfer bus scheme not using for 400kV switchyard

 5 11996

what are the 4 rules to start the motor?

JK Associates,

1662

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Un-Answered Questions { Electrical Engineering }

difference between Ac and Dc mcb ????

1114

WHAT IS THE FAULT WHEN 100HP TURBINE MOTOR TRIPS, LIST THE FAULTS AND ITS TRABULESHOOTING TIPS.. MY AUTO TARNSFORMER STARTER TRIPS

1616

what is a synchronizing lamp ?

973

What is the type of feedback used in an op- amp schmitt trigger?

631

what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

1295




Starting Time of LT & HT Motor

1460

How to calculate the electrical load for a standard telecom BTS shelter and choose the DG set capacity for the same load?

2638

What is the rating factor for copper cable ( Specific value according to the type of laying ) & the voltage drop?

1398

plz send me the syllabus or any sample paper for engineer trainee recruitment if any,on ravinder911@yahoo.com

1679

How to calculate capacitor bank value to maintain unity power factor with some suitable example?

657

comparision between ACB and VCB

1906

Can i replace Earth leakage relay to the faulty Earth Faulty Relay

1032

how to measure dc earth leakage current?

2584

What is meant by turbo alternators?

639

why output is out of phase in case of common emitter?

1649

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