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 2501

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

2199

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

Siemens,

2027

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 3119

why current flow throgh conductor.

2 4885

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

1 9693

what is spill current?

Adani, NPCIL,

4 40929

how flow current in 220 kv line to line

NLC,

1919

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

2 6285

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

4 35846

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

Bhel,

7 25346

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

Crompton Greaves,

2 6209

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

Bhel,

1963

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

Bhel,

18 105354

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

1933

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Un-Answered Questions { Electrical Engineering }

what is mean by descripiency relay? & wht is its ansi code?

3111

Please give me a erda placement paper

1739

I want to make street light with solar system ... What may I do for procedure and how much of estimation for each material ... If any one knows guide me and inform this id : aravindd7@gmail.com

1764

EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?

1869

Explain the terms real power, apparent power and reactive power for ac circuits and also the units used.

1036

i need previous entrence exam papers of nhpc.

2785

Define non-touching loop.

1266

what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.

1981

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

2218

What is the difference between vector surge relay (78) and Pole slip relay (98G)

1149

sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.

2880

Formulae for calculating the transmission line losses for different voltage levels

2110

Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?

1947

what is reverse power relay brief explanation and in b/w where it is connected

1979

Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

1615

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