Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

If rotor works in clock wise what happens

1911

i need mat lab program to find out the transmission line losses,regulation and losses

AITM,

1903

50 electric bulbs are connected across supply of 220 volts. After one bulb is fused remaining 49 bulbs are again connected to same supply. which case will have more illumination & WHY????????

KJ,

5 8535

We have Diesel generator of 200KW but load connected to it only 100KW. Pl. brief me about fuel consumption.

ARDE,

4 7379

what happens when ac supply is given to the dc motor and dc supply is given to the ac motor?

GATE,

1 4371

what happens when dc supply is given to the transformer?

3 5812

What is the name of process In VFD frequency are increase then voltage increase & frequency decrease then voltage decrease?

1970

why the transformer was not rotating like a motor?

TATA,

5 7921

How much heat will a 2500 KVA transformer will generate ?

5 9352

A copper wire of length l and diameter d has potential difference V applied at its two ends. The drift velocity is vd. If the diameter of wire is made d/3, then drift velocity becomes

1 6722

what is mean by restructuring power system?

2071

We have Diesel generator of 200KW. fuel consumption is always same,even connected light load or full load. Is it right?

ARDE,

2169

what is the difference between home inverter and online ups?

ME,

2 4813

what is the formula for backup time of online ups?

1 3748

Why mostly GT(Generating Transformer)has only Ynd1 Vector Group?

Essar,

1 4986

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Un-Answered Questions { Electrical Engineering }

Purpose of providing neutral isolation panel for parallel operation of diesel generator

1784

What is self exciting?

1704

What must be the distance between the Earth pit which are grounded from two different sources. Example: Distance between the earth pit for LV Panel-1 & 2

2082

How do we calculate the Out put voltage of generator, after the excitation is being given?

1938

What is use of starter and choke in tube light

1777

What is milivolt dop test in Busducts? What is its significance & procedure to do the test?

2102

Why line VTG = √3 phase VTG in star? How?

1619

Dear all, how we select the cable size according to current with or without including different correction factor , is there any direct method for sizing of cable...

2171

What are the two segments of nyquist contour.

1114

Explain thin film resistors and wire-wound resistors

1029

is it possible to turn on the single phase star delta on delay timer using 24 v dc ?

2054

What is stacking factor? What is its approximate value?

1448

Keywords: Die, Card, Coin, B/N 2 To 12

1286

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

1901

HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

1860

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