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 different between 51N and 51G functions relay?

1 17916

what is difference b/w earth and ground?

TATA, TCS,

7 10896

according to faraday's law whether the induced emf is average or rms value?

Power Grid,

2 6033

what is exact meaning of CT core saturation or simply saturation of core.

1 4116

it is used to measure the potial difference between two point?

2 3776

when we change tha taps from 1-16 in 100mva tr whether a constant voltage avaliable till it reaches tap 16 or voltage change as per taps change

1 3371

can we use generator(a.c) as a motor.if so how if not why.

2 4227

1 amp means-how many electron flow per second. ?

2 6415

which of the following is the earliest known literary source of ancient india and indeed of mankind

1 5535

30 kVA and voltage 380/220VAC how to find out kA?

5 7634

A 30KW motor running at 1450 rpm draws 56A, how would you determine if this is correct or not?

3 5261

What may be happen if neutral and earth is shorted in a substation

Bureau Veritas,

3 6505

where they are using surge arrester and lighting arrester? how they connect? what is the purpose of that?

1 3637

what is the abbreviation & meaning of UI charges

MNC,

1 8063

draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

1991

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Un-Answered Questions { Electrical Engineering }

how to measure the current by compact digital equipment with dislay which fit inside any equipment

1942

Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

1908

what is difference between bus coupler and auto transfer switch

4105

what is the range of maximum DOL and SDS can be use for pump and fan application

1072

hi Is there any possibilities to find out the rotation of a shaft or something else by using electromagnectic waves or by IR rays.If s then can v change the dir., of rotation of the same by remotely?& how? plz dn't any1 say "NO r CAN'T"

2048

WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1872

what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?

2307

WHAT IS THE TECHNICAL SPECIFICATION OF C CURVE & D CURVE LEGRAND MAKE MCB

2605

What is the difference between a verilog task and verilog function?

1195

What is meaning of out of phase (making & breaking) capacity And how to calculate

2168

what is solkor relay and which condition it will act?

3314

What is contract demand in solar system?

1658

what is plunger and what's the use of it in motor alignment?

2609

What is difference is of VSD,VFD,VSDS, are they the same as the direct current to control dc using above mention

1440

how many load we can take for lighting

2223

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