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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

sir, how to select the cable size, what is the parameters use ang what is the formulas use for this cable size calculations. please tell me.

ISRO, Power Grid,

4 14789

Please brief working principle & construction of permanent magnet AC Servo motor

DRJ ARDE,

2236

what is meant by crawling??

10 16860

WHAT IS A COLOUR CODING OF 3 CORE CABLE

11 17122

What do you mean by cogeneration? What its working principle?

3206

what is mean by induction & conduction principle ? how they differ from each other ? thank you

1 4740

Sir, how to calculate the voltage drop and short circuit current of cable. please give me example and formulas.

1 6318

What is the Operating Powerfactor of UPS??? Why??

3 6462

when is the Ohms law is applicable?

ABB,

11 23769

what will happen if dc machine are supplied by ac source??

2 5579

what is the difference between static and dynamic induced emf?

College School Exams Tests, MRF, Suraj Constructions,

14 127873

IC 741 is opampIC..moreover AND OR NOT ICs also have '74' in them.. why is that number specifically used?

1 3810

how will calculate the safe starting current of 3-phase squirrel cage induction motor?

1919

in 132 kv transformer , in which range of transformer oil bdv required ? if it has around 50-55 , then how it was insulated the winding ?

Voltamp,

3 13094

WHY CAN WE NOT CHAGE SPEED OF SYNCHRONOUS MOTOR...............................JUSTIFY

ISMT,

2 5529

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Un-Answered Questions { Electrical Engineering }

Please brief what is sinewave

2151

star delta starter contorl circuit... drawing..

2087

What Should be the value of Vector Surge angle at Tripping and how to calculate it?

2055

what is meant by power and distribution transformer ?

1987

hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects

1994

i have some screw comprressor with 630kw power,i have established them with simple star to delta circuit,by the way there is so much inertia when the screw comprressors start, can you offer me contactors power with 400vac or any cataluge to choose the contactors

1856

What must be the minimum distance maintained between 2 Generators as per International standards?

2144

What is difference between insulating medium and fault current interruption medium in a switching device.

1654

can we use trip light with bus coupler?

1936

2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

2302

RATING OF LIGHTENING ARRESTER FOR 11 KV LINE IS 9 KV is ok ,but haw to calculate the KA rating?

2089

How many size of cable required for a 300m long and 30kw inductive lode

1305

1.What will be stored in online ups EPROM IC?

2053

I need bhel electrical test pattern & paper

1852

salam&hi, i need to know about how can i calculate an enough current for the new building before i submit it to the suppliers

2085

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