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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

please suggest some good universities with low cost iam in totally full confusion so please help me my profile gre 283 and ielts 5.5

1614

What are the essential parts of a transformer?

NIT,

2 4811

Why induction motor overheated?

HVCC, Physical Research Laboratory (PRL),

2 3737

I have a one P.F meter in my factory showing 2 phase leading and one phase lagging then what is my actual P.F.

1 2558

For single phase(phase to neutral) having potential difference 230.in three phase(phase to phase)we have 440V HOW...?

1 3958

How to calculate earth fault current for 6.6 KV , 50 HZ , 756 Amps , 3000 RPM , 0.8 PF generator

2054

What is broken wire condition in transmission line?

TATA,

2 9577

What is the difference between ground & earth or neutral

1 3231

What is conventional thermal current (Ith)

Alstom, HPL,

4455

What happens if ac excitation is given to the field of an alternator

Aurobindo,

3 4649

what is advertised hop count

1783

Why transmission line carryiny high voltage and low current?

apspdcl, Universal Power Controls,

3 5010

What is the meaning of transformer 16 / 20 mva.

1 3298

we use capister for power factor. when we use capaciter in dg circuit than defect dg. can we use capaciter bank for dg circuit

Syncom,

1937

Min and max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB

apspdcl,

3 18664

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Un-Answered Questions { Electrical Engineering }

what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

2360

What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

1113

What are the types of transformers according to the arrangement of iron cores?

1139

What is rotating magnetic field?Discuss elaborately.

2663

how to calculate the distance relay faulty zone?pls explain?

2059

why the check zone and main zone are used for Busbar Protn. scheem?

2203

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

1906

Atwhat condition reverse power relay will act?

2269

which protection function should measure RMS value of current&DFT value of current?

2090

At what speed an electric car can run with 2 HP motor of weighing 400 kg?

1840

why magnet has north and south poles only why not east and west and why we are considering as north and south poles? why cant we consider as east and west?

2049

In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?

1236

how to calculate the surge level of surge suppressors related to the SF6 cicuit breakers?

1984

A 400KVA transformer has 400 Hz frequency. If the frequency is changed to 50 Hz, then what will be the new KVA rating?

1801

what is arc flash and what are the hazards involved

2175

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