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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

What are the different types of transformers present in the Transmission and Distribution system?

2 5302

How would you supply a single house hold load from a 3-phase supply coming out of a sub-station?

4 6678

How would you supply power to a village which is very far from a sub-station and has only a 11kV line running near by?

3 6709

how to calculate ups and battery rating

2 5498

What is effect of low pf on HT supply.

6 10038

Can anybody explain me the electrical circuit of indian railways to drive electrical engines(LOCOMOTIVES)? How does overhead lines work in the circuit to drive different trains on the same track?

1 3326

IAM GOING TO ERECT THE STREET LIGHT.,, I NEED HOW TO CALCULATE LUX., ILLUMINATION.,AND ALL

1 6891

the relationship between phase and line voltages in a 3 phase generator is expressed in what formula?

Omicon,

4 13765

what is neutral voltage

Power Grid,

3 9209

What happen if the 24 volt DC supply is disconnected from air circuit breake ?

2 5185

What is Mvar?how significant is in electrical energy transmission?

Areva,

2 8708

How does CT can measure the high value DC current?

4 10119

If R and Y terminals are short circuited,then power will cut. we all know that power cannot be stored.what will happen to already generated power at power station?

3 6209

What is meant by Energy Efficient Transformers??? give significance

MahaGenco,

1 4270

If the Brsh of DC motor is shifted by 90 deg, then MNA will shift by --degree.

GATE,

5 12016

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Un-Answered Questions { Electrical Engineering }

WHAT IS THE TOTAL POWER GENERATION IN CHHATTISGARH?

2041

how to select the no. of brushes in a lap winding?

2250

i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice

2170

How can we calculate the motor frame sizes?

3463

What conditions are required for transformer to operate at low frequencies ?

2052

we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

1978

if a number of plc s are there then how many modbus to be used

2005

what kvrah y we need to take the readind of that

2161

in a simple IDMT relay we use neutral point of ct for earth fault then what is the requirement of neutral ct and cbct?

2227

sourse is 66 KV / 350 MVA, transfarmer is 1000 KVA 6.6 / 0.415 kv, iF fault is 28.75 MVA on 0.415 KV Bus then calculat the Transfarmer Impidance

2152

What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

1997

What is the distance between each insulator in 33kv transformer and how can it calculate

2236

Why are the laminations insulated from each other?

1218

Write the force balance equation of ideal dashpot element.

1388

when elecromagnatic waves are propogated in a wave guide?

2095

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