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 is the scale analysis for condensor of HVAC system

3 5503

ANY ONE TELL ME ABOUT generator synchronization panel panel to synchronise 3 gen of 250kva both automatic and manual. 2 gen output vol 415 3ph, 1 gen output vol 400 3ph SEND THE DETAILS DIAGRAM ON THIS EMAIL ADDRESS ayazleo@hotmail.com as soon as possilble best ragrds electrical engineer ayaz mahmood SAUDI TECH

4121

How to select the rating of a CT used for REF protection. The rating can be of equal rating of Phase current or neutral current rating

UltraTech,

2 5861

what is the problem of generator over voltage.?except automatic voltage regulator card

Siemens,

2 4382

what is form factor

2 5780

what is the range of using dol starter & star delta starter.

10 48429

what is amf panel & how it is working

ATS,

6 47725

tell me working of air circuit braker.

2 5509

what is the working of ups.

7 12299

what is working of no & nc.

8 33956

what is the working of vfd drives.

2 7137

what is the material use in bus bar & why.

3 6181

when motor taking high amp what happen.

4 13970

what is the highest transmission voltage in India till now?

Bhel, Electrical,

36 67558

What happen if we have run 415 V,50Hz designed motor at on 480V,60HZ

8 21428

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Un-Answered Questions { Electrical Engineering }

What is difference between start imitation and start interlock for 3 phase motor protection ?

2220

How energy is generated in hydroelectric power plant?

1252

What is the Resposiblity of Electrical Utility Engineer

2893

how to caculate cable size for diff types of loads? if anyone know the calculating procedure please tell me

1399

what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

1747

(In MEP services) HVAC in AC Plant room what else can we provide if the chiller is not considered?

2009

Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

2619

What is maximum power transfer theorem?

1046

what is meant by the phrase 'static load' in case of shorting in a generator excitation system?

2111

Which types of gate insttaled in static switch. Please give me answer.

1594

WHAT IS MEANT BY TV TERMINAL IN 500MVA TRANSFORMER?

2213

Why the earth to phase voltage is high 250 compare to other two phases

1473

What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

1845

at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.

1629

What are dcs and plc?

1052

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