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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

cost of operation of which plant is least?

6 8811

on whcih cycle does gas turbine works?

2 4776

power generation unit kw/hr or kw/day ?? please answer me engr_kalam@yahoo.com

3 5163

for measuring current and etc.,why we use value of 1.732 in three phase calculation. not in single phase.why

Bhel,

3 21063

What is Electrical Engineering?

L&T, NTPC, Wockhardt,

13 19353

. Is there a simple method to measure the horsepower of a small motor (1-3 hp) for a non-technical person

2 4950

what is meant by servo motor ? how its operating either AC or DC?

3045

What is the specification of service line (ie from electrical post to cut out) used by electricity boards used in india.i mean which material,its size etc.. please give the answer at lalkishan.p@gmail.com

1957

what is the difference between Miniature circuit breaker & motor control circuit breaker ?

4 9169

Define early construction of human being

1913

no of rotrs poles in salient pole synchronous machine

3 5419

please send me jindal previous aptitude and technical question and answer.my email id is deep_raj@live.com

1972

WHEN I AM CONNECTIN TWO ELCB IN PARALLEL.ONE ELCB TRIPPED...HOW IT HAPPEND??

5 10991

What is the difference when selecting a cable between AC and DC current?

ABB,

13 55002

Details about Flux Compensated magnetic Amplifer starter for motors

2016

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Un-Answered Questions { Electrical Engineering }

What is the formula to find out two phase active & reactive power

2188

PLZ SEND ME SOME UNIQUE PROJECT OF ELECTRICAL ENG (B.TECH)

1957

In a 3 phase 4-wire system. For a 3.5 core cable if all loads are single phase and balanced, what will be neutral current? will it be sum of all phase currents? Or it will be zero? And if loads are unbalanced what will be neutral current?

1713

How to decide whether A / B / C / D curve type MCB should be used?

2297

IN dc capacitive reactance is??

1395

v/f drive basic princeple

2473

Thermal withstand capability under full short circuit conditions, in terms of number of times of occurrence of short circuit and corresponding anticipated percentage reduction in transformer life.

2440

How to megger test 11 kV cable and the acceptance IR value

2975

Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

1644

What is the effect on 3phase induction motor if current setting knob of DOL kept at minimum current?

3736

What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

1555

Difference between transition and diffusion capacitance

2978

What are the criteria shall be considers for sizing Fuse and MCB? If the rated current is 10Amps what should be the fuse size / MCB Size?

1637

What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2910

What is corkscrew rule?

1147

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