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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1908

how the capacitance is caluclated if the load is varying to keep the power factor constant(above0.95)

1 3667

what will happen if the field and armature both are made to rotate in a synchronous machine ?

4 6380

Can Superposition theorem be applied to AC Circuits?Can Thevenin's Theorem be applied to AC Circuit too?

HCL, NPCIL, Shivam, Vast,

6 21352

pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )

Bhel, IBM,

2756

how to claculate the ups load in KVA pls give the if any fourmoul?

4 7038

pls tell me function of closing coil of A.C.B.

3383

which is the most advanced form of SF6 BREAKER?Can we use other gases to quench the arc?

TATA,

2046

WHATS THE DIFFERENCE IN USING THE 125% AND THE 250% FACTOR OF SAFETY IN CALCULATING CIRCUIT BREAKERS CAPACITY IN MOTOR APPLICATION??

1988

if neutral earthing is weak of a system then how can we improve it ? Technically explanation ??

CS, L&T,

1 5036

Can any one help me how to set an overload set the range from 2.8A to 4A , rated motor current 22A, CT 60/5A

2 4591

why we ground the scondary of current transformer.

4 6558

what is the name of oil used in transformer

Energy Pack, Genco,

11 23226

what will happen if u run induction motor beyond its rated speed

Adani, BARC, Bescom,

13 21181

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

Schneider,

1847

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Un-Answered Questions { Electrical Engineering }

Can anyone tell me some hints about what type of questions are asked by the interviewer by an Electronics engineer when company is installing an IPP and wants a team of engineers?

2199

Operation of isolators.

1894

Is RTCC panel needs any control supply.

2053

at meter room 50 hrc switch installed,but there are not get earthing proper,so what happen?and 11kv transformer out put going in to hrc main 400a three nog each? so earthing is require for all switch? (some customer made earthing at there home.)

1910

What's mean HVF & HAF in Vacuum Circuit Breaker?

5350

Difference between drift current and diffusion current?

1875

how to calculate maximum current

2331

give some advantages and disadvantages of combiniing the session, presentation, and application layer in the osi model into one single application layer in the internet model

2704

i have 3500 amp load and select current transformer and perches.how i calculate .please understand

2173

1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2547

what is the effect of un-synchronized power.

2061

WHY TERTIARY OF POWER TRANSFORMERS IS LOADED WITH EQUIPMENTS LIKE CT,PT,ISOLATOR AND CB

1908

Between educational qualification and practical work experience, give us a brief explanation on your practical experience in your past Endeavour that you performed well to the satisfaction of your past or present employer?

2261

sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1895

Where servomechanism is used?

1111

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