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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

who is make controlling in the reactive power that genarted in AS genrator(the exitaion currnt or exitation voltge)

2 4289

do you have some of interview Questions in power and genrator section in general whith answers

2186

why we are using the ac supply in domestic purpose, why don't use dc supply.

5 8222

transform oil how going to act like ainsulation purpose

Siemens,

1 4192

What is principal to reduce earth leakage current with isolation transformer? When isolation transformer is installed in input stage of system, earth leakage current is reduced. the reason is why the leakage current of 2nd stage of isolation transformer does not affect the 1st stage's leakage current. I would like to know the reason. As you know, earth leakage current is a kind of AC. So, How to reduce earth leakage current in case that isolation transformer is used?

2 10479

what is difference of electrical and electronics

SSIL,

6 7653

why we are using the ac supply in domestic purpose why don't use dc supply

Airtel, SSIL,

6 16789

we are operationing 3NOs 800 Kva generators by singronyus.specialey evening time our panel trip. the panel showing generator earth fault

RRB,

4 7548

star delta starter single line digram

1 6730

in transfomer which type of oil is use!

Essar,

9 11592

What are the protections required in the main lt panel which is connected to the transformer.

Ispat,

1 3085

what is the difference between ac drives and dc drives?

1 3979

Why is DC use instead of AC for protection and control circuits?

4 8980

What is the difference between Earth and Neutral?

2 5590

why there is a humming noise in transformer

6 9083

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Un-Answered Questions { Electrical Engineering }

Why AC & DC capacitor are use in UPS ??????????????????

2119

In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?

1140

how to calculate the torque of a motor?

2139

How Load Factor, Demand Factor, Diversity Factor etc best applied in designing an electrical circuit? Is it allowed to consider these factors in each and every panel in an electrical distribution system? Can any body suggest a good book for reference?

2896

what are the problems that generally occur in power flows??

3251

what is the correct method for the outdoor termination of 19/33 KV HT cable step by step?

2079

What will be the current if the resistance total in a series circuit doubles?

1210

how to calculate kvar in Akiva

1939

While testing a ZCT what parameters have to check or measure?

2396

1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?

2037

I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

2093

What is the settings of distance protection relay in 400 kv line

1697

What is dynamo?How it works and what is the function of dynamo in a DG.

2174

What is the function of electron gun used in crt?

1062

What are the basic component of a cro?

1242

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