Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to select cable size according to ampere.

1 289

What is the meaning of C1, C61, C91 cable

374

How REF protects transformer alone? explain with diagram.

223




What Is Connection APFC Panel In Compony.

126

How Calculet The UPS AH In Load

260

how calculate kva in to kw

289

how does directional relay work incase of ac ?

164

How many types of Transformer testing..

1 258




If I have 3 essential main switch board and 3 incoming electricity ,but only 1 genset running is that possible.

285

What is the practical way to calculate the cable size for known ampere load?

171

How to test Alternator stability test for REF relay

Amprotec,

159

Testing procedure of DG alternator stability test

Amprotec,

171

how is the connection of a 3 phase ct trivector meter done on a pole mounted transformer

137

what is the function of closing coil in air circuit breaker?

Fresher,

135

sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?

140


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Un-Answered Questions { Electrical Engineering }

What is meant by Low Resistance Cable and High Resistance Cable.

639


How to decide whether A / B / C / D curve type MCB should be used?

1037


How to calculate the multiplying factor for energy meter with ct ratio given

654


hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

622


what is x'mer ,isolation x'mer & yltra-isolation x'mer?????

936






sir please send me iocl written test paper in my e-mail account. i'll be obliged to you........ thank u roshan

878


what is the use of Auto re-closer?

804


3 pahase 750kva Running 2 DG sets in 35 mints.525ampers. and 616 kw how much fuel consumption in Generator.what is the formula.

581


what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.

1195


what is the difference between c power and U power acb breaker

1543


how to changeover ups in this power failur time?

730


how to select battery for 15 KVA UPS with formula

1227


what is magnetizing current test in power transformer

1291


how to get electrical supervisour certificate in gujarat

766


What is dynamo?How it works and what is the function of dynamo in a DG.

749