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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the purpose of REACTOR in GIS substation?

1 3231

why does the magnetic balance tests at transformer?

1254

why does the magnetic balance tests at transformers? how to provide earthing in flight?

1 3587

WHAT IS MEANT BY BTU OF AIR CONDITIONERS.

2 3904

what is meant by impedence? can you describe easy becuse iam not well familier in electrical?

2 3038

what is meant by LCR meter? where its useful ?

1409

what is the name for a meter/tester to measure the paint quality in electrical panel or wall?

1 2578

how to select a capacitor, i mean we use 3.5 mico ferad cap for a celling fan,but how to select a cap for 1h.p motor,etc.........

1 2858

a distribution transformer(3 phase)supplying 440volt per phase.now suppose one of phase voltage(230volt) becomes zero.what will be the cause ?

3 4279

how to select a cap,when a fan is required 2.5 micro ferad cap,then how we know about 1 hp motor?

1 2689

what is a motor

Eskom,

5 5561

EXPLAIN WHAT BTU STANDS FOR(AIRCONS)

2 3596

how u calculate ups battery backup

2 4451

1amps current equal to howmany electrons to be flowed?

1 3477

Why power factor is arising in electrical circuit, is it possible to eliminate from the circuit, why

2 3240


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Un-Answered Questions { Electrical Engineering }

Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

1249


What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

484


what are the main faults that occur in stabilizers? How they corrected and resolved ? Types of stabilizers ?

1424


i am venkat i got gre 930(verbal 270 quanta 660) and my toefl score 105..here question is why u got less score in gre ? what i supposed to tell...any chance of rejection is there...my accadamics record is very good

1526


what are the precuation should be taken ahen installing power transformer,circuit breaker,current & potential transformer

1361






What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

1346


What are linear and non-linear systems?

478


why and how current drawn by battery charger depends upon the altitude where it is located?

1403


i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value

1225


how to calculate the settings for shaft ct protn in hydro generators

1350


How many sprinklers should be in one pipe line?

1260


operation of diesel generator

1356


What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

1104


1)What is a Triode? What are its uses? 2) What is a Triac? 3) What is a Thyristor?

1895


What's the difference between non break power supply and non break non short break power supply

886