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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How do performance buccholz relay testing in power transformer

1 3280

What is the different between buchholz relay and pressure relief device?

2 19446

Why DG self motor winding burnt out?

Aegis,

1 5346

in 4 pole lap wound dc motor one brush is disconnected then what result in new voltage if its voltage is v volts power is p watts current is i amp

GATE,

1 3746

Cummins 750 KVA generator how much disel consumed per hour and how many units generated on 100% full load.

1 11227

For 7.5HP motor 2880rpm 415VAC Connected with Pressurisation Fan we used Star Delta Startor why not we use DOL startor

DLF,

2 5841

what is different between buchhoz relay and pressure relife devices in transformer

Spanco,

2 5666

What is electrical charger?

HCL,

3 5903

Explain Creepage Distance of Insulator

ABB,

2220

for a slip ring induction motor if the stator is short circuited and rotor is given supply? how does the rotor rotate?

TNEB Tamil Nadu Electricity Board,

1 4795

What shall be the minimum distance to be maintained between two power cable in a common trench?

3 6760

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

2610

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

ABB,

1929

What is the purpose of reactor.why we used in over head line?

2 5022

what was the function of the auxillary relay?

3 6745

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Un-Answered Questions { Electrical Engineering }

Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?

1977

i need to give section engineer (electrical engineer) for RRB. Please suggest some book

1886

What products have you designed which have entered high volume production?

2067

Testing report of Earthing of 3.15 MVa PTR.

2583

I have an existing old MCCB. ABB Model SACE, the rating are: Ue = 660 volts, Iu =1250 Amps, 3 poles, Ith (max) =800 amps at 45 deg C. I need a circuit breaker for my 3 phase motors, 380 volts 60 hz. the supplier required the minimum ampacity of the breaker to be 911 amps. can i use this breaker with rating of Iu =1250 amps but Ith = 800amps maximum?

2322

Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.

2075

What is Harmonics how it is produced and what is the method to control the same

2291

Is there possible to Test Transformer for Overfluxing Capability. Or is there any firm who does Overfluxing Test on Transformer?

3114

What are the advantages of autotransformer?

1221

sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

2172

WHAT IS MOBILE SUB-STATION? & REALLY BENEFIT IN INDIA

2079

How to calculate Number of Earthing Pits....???

1596

Why is a plain induction motor unsuitable for wide speed control?

2280

Hello Guys !! i want to rrb section engineer electrical(signal) previous model papers? any body help me?

1910

what is interfacing in computer studies?

1787

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