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 a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.

Hindustan Unilever Limited,

2768

what is stper motor

Bhel, WAPDA Water and Power Development Authority,

2420

what is stper motor.what is its uses

Bhel, HCL,

9 13703

In IDMT RELAY the term minimum (M) indicates what?

7 10310

why we can use 1 to 5V dc

1960

What is the basic difference between earthing, ground and neutral?

Balco, Cognizant,

11 46395

When neutral is grounded in electrical circuit?

Balco,

9 12733

Where -48 volt DC use & why?????????

Ericsson, INDUS, Indus Towers, Telecom,

10 31954

how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

2042

which motor gives constant speed?

7 9321

wat will be the pressure maintained inside the transformer?

2 4735

wat is the difference between rotor 1st stage fault and 2nd stage fault?

3 6227

which electrical supply used for long distance traction 1.1-ph 22kv a.c 50hz 2.2-ph 22kv a.c 50 hz 3.dc vtg 4.1-ph 22kv 150 jhz

Power Grid,

3 6216

What are instrument transformers?

6 11107

how can we calculate the reactence of the current transformers?

2497

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Un-Answered Questions { Electrical Engineering }

any application of back emf

2122

what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

3796

If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

1927

what is PDU in transformer?? which company manufacture??

1902

what material is the electrical housing wire made of? is there any difference for the telephone lines?

1972

Why we use ups battery and dsdb battery in thermal power plant

2094

in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?

2134

How to know about the rating(voltage and other) of induction motor if its name plate is missing at the manufacturing site.

3380

describe the phenomena of vacuum interruption in C.B

1778

We have Diesel generator of 200KW. fuel consumption is always same,even connected light load or full load. Is it right?

2167

which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

2188

PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

1896

What is the distance between body earthing and neutral earthing.?

5027

I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field

1865

At what speed 1 HP motor can run an electric car of weighing 400 kg?

1583

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