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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

C.S.R. and where are they use in electrical systems

1 3502

what irequirment need to be followed when working on live equipment

1794

If UG power cable both ends are to be earthed or what? If not why?

1945

which is the best book of electrical objective for placement

1 14202

How is the AVR working?

1 3825

what is the importance of earthing system on the generators big capacity and small?

1793

how to calculate the output power of vfd , please help me.

1 4707

Under Ground Power cable earthing is required at both end or single end? and reason for the same

3 6044

we convert 66kv to 33 kv to 11kv to 440v. why can't we directly convert 33kv to 440 ?

EMC, Jakson, L&T,

9 41126

why using 3 phase

1 3782

derive the e.m.f equation of transformer

2 10623

sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.

2229

could an induction motor be used for regenerative braking in electric-train control? in this type of application would some scheme have to be devised to obtain low synchronous speeds while braking? would induction-motor drive, therefore, be suitable for passenger service?

2036

what are the principles of a booster converter?

2064

what is power factor

UltraTech,

4 6746

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Un-Answered Questions { Electrical Engineering }

what is the current setting for different relay protection for transformer .

2308

what will happen if i connect 12 volt battery with 24 volt battery charger.

1901

How to synchoronize the generator (with gcb,GT) to grid????? ????? from Grid iam getting power (rated 400kv/20kv) through GT and its goes to UAT.,,ST.,, now my generator(rated 20kv ) ready.,, now iam closing my GCB.,, in GT iam suddenly giving 20kv on that Gt.,, what will happend

2076

how can we say that stator magnetic field rotates with synchronous speed?can we derive?

1775

is the value of inductance depends upon the value of thitha in doubly excited machine??

2033

What will be result if we connect LT votage to the terminal of HT motor?

2145

what is earth resistance? how to measured? and give values at power station and mcc area?

1969

If there is major % of Voltage harmonics in the system, how can it be control or reduced?

1990

The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

2440

How will be the single line diagram of series trip HT breaker? how it works?

2605

Explain RLC circuit?

1178

what r PID controllers?why they r used?what is there purpose?plz Explain in detail

2073

What is conventional thermal current (Ith)

4443

What is the difference between the impedance percent and impedance voltage ?

2210

Can we put 3 layers of cable tray while installing tray

2398

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