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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the purpose of REACTOR in GIS substation?

1 2869

why does the magnetic balance tests at transformer?

1007

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

1 3280

WHAT IS MEANT BY BTU OF AIR CONDITIONERS.

2 3477

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

2 2638

what is meant by LCR meter? where its useful ?

1174

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

1 2267

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 2496

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

3 3774

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

1 2374

what is a motor

Eskom,

5 4676

EXPLAIN WHAT BTU STANDS FOR(AIRCONS)

2 3005

how u calculate ups battery backup

2 3935

1amps current equal to howmany electrons to be flowed?

1 3084

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

2 2865


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Un-Answered Questions { Electrical Engineering }

Please tell me the formulaes while designing a substation for power Calculations in designing a 33 KV Substation?????

1011


Define rise time.

253


How to do maintenance of transformer feeder.

913


what can be the causes of capacitor start motor having a higher current that its actual

1099


What is the difference between rated and per unit in transformer?

1322






State the frequency for rc phase shift oscillator?

242


can anyone show me how the 3 phase power is supplied to socket outlets?

1099


How many types of probe used in cro?

273


bsnl tta exam question

1083


Why do we will ground the positive terminal in electrostatic precipitator

1250


how are reversing the direction of rotation of dc motor

849


in my working site. momentary jerck in electrical supply ocurred frequently which cause of multiple losses in our electrical equipements. how can we protect our electrical machines and equipements in this situation.

2009


Explain different types of d.c motors? Give their applications

262


What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

1740


what is the difference between b c d curves on mcb

887