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

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Engineering Interview Questions

Questions Answers Views Company eMail

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

10 32012

What is the expansion valve in HVAC & How it works ????????????

11 25633

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)

2064

which motor gives constant speed?

7 9364

wat will be the pressure maintained inside the transformer?

2 4758

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

3 6263

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 6229

What are instrument transformers?

6 11149

what is the status of the mobile when the mobile is ringing. A.Idle B.Traffic signal assigned

2 4535

what is meant by q factor of inductor?

GE,

5 10229

how can we calculate the reactence of the current transformers?

2511

what purpose of the percentage impendance in transformer

3 6491

what is the full form of MEMO? name of memo train.

BirlaSoft,

6 30203

Is potential difference materials property ..? if yes tnen how.. explain brifly.

2070

how to calculate the mf of kwh meter,if ct the ratio on meter is 100/5A

2 52670

Un-Answered Questions { Engineering }

you did b.tech why u r intrested marketing field ?

2020

how will u test the idoc

1980

how to electrically make connection to ferroli GN2N?

1956

How line capacitance & line inductance varies with increase in height tower.

2346

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

2186

how many types of thyristor are? shortly define them with purpose, application & working principle?

1925

What is pulse width modulation?

1073

what is surge and how is it prevented, what is the purpose of bypass valve across AS valve.

1988

The electric field in the space charge region decreases with forward bias and increases with reverse bias. Why?

1097

What is the difference between active and passive filters?

1195

What is difference between FR & GB over IP

5320

what is meant by csr in foundation? what is sbc?what is meant by contour line?

2399

Discuss about the various tie & Die methods.

What is the method for testing the differential protection stabilty in generator? When the time of starting What will happen if differentail protection connection wrong means?

2297

Explain advantages of storage batteries

1116

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