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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

how we can produce negative DC voltage ? please explain it .,thank u

1 2613

what is the standard values(Megger test) of resistances between L&N,L&E and N&E for a system on IEE regulations?

2269

WHAT IS DIFFERENCE BETWEEN MANUAL CONTROL AND MAGNETIC CONTROL AND STATE ITS ADVANTAGE /DISADVANTAGE

Siemens,

2090

what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

CESU,

1 3205

why current flow throgh conductor.

2 5006

what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?

1 9807

what is spill current?

Adani, NPCIL,

4 41242

how flow current in 220 kv line to line

NLC,

1993

Is there any problem if i connect APFC panel in generator circuit

2 6420

how to select a breaker (MCB,MCCB,ELCB) for 18.5 kw, 3 ph. 480 v, 60 hz induction motor?

4 36096

how to synchronize 4 nos. of diesel generator sets of different capacity (kva)?

Bhel,

7 25664

what will happen if we use cylindrical conductor instead of flat cu conductor in transformer

Crompton Greaves,

2 6341

can anyone show me how the 3 phase power is supplied to socket outlets?

Bhel,

2028

what is tertiary winding in transformer?What is its purpose?

Bhel,

18 106035

Why we are going for converter transformers for DC drives application instead of distribution transformer?

2008

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Un-Answered Questions { Electrical Engineering }

What is the difference between voltages or potential difference? And what are they?

1082

What are the two segments of nyquist contour.

1112

Earth leakage relay basic knowledge principle

2191

Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

1408

1 Ton is equal to how many watts?

1105

How to select transmission line type (i.e. 11kv or 33kv) for new established industries

2034

Give some differences between open loop and closed loop control systems.

1176

Dear friends I want to design busbar for1600 kva transformer(i.e2100 amps) what are all the factors to be considered before selectinga busbar what are all the standard sizes of busbars what is the formula for finding current of copper and aluminium busbar

1904

how you taken aotitude test

2491

How can we calculate cable size in Low voltage & high voltage

1617

why output is out of phase in case of common emitter?

2143

hi can any body send me syllabus of rrb electrical section engg... and past pepar also of any board...

2688

What is formula calculation size cable wire ?

1953

As a electrical engineer.. what are the basic norms should follow in transformer oil testing.. 1.What is the Electrode type? 2.How long time you will give for oil testing?

3640

In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

2296

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