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 much percentage(%) of load can feed in power transformer?

Siemens,

1 8584

expalanation for 5p10 class.

6 23238

how to check the earth resistance value& what is the minimum earth resistance for good earthing sysytem.

Brookfield, BSNL, DMRC, Epoch, KPTCL, Polycab, Power Control, SIEA, Siemens, Wipro,

33 153616

WAT IS MEANT BY COLD AND HOT START OF A MOTOR?? HOW DOES IT AFFECT A MOTOR'S PERFORMANCE??

4 57096

how much amp MCB is required for 1/2 kva power back up?

Havells,

2 9329

Why 11KV PT Secondaries [(11000/1.732)/(110/1.732)/ (110 / 3)]are in star connection ? And why the same should not be in delta ?

1 6207

What is the life of MCCB

Siemens,

1 4307

why we are using panel space heaters in different control schemes????

Mecon,

3 10592

How power factor affect on bill explain with example.

13 31128

what about SAP/MRP regarding manufacturing of electric motors and all drives?

1985

what do you know about SERVOMOTOR

4 7421

what are the highly demanded courses for electrical engg. who finished his b.tech

2 5299

what is ripple component in ac supply?

2 7158

what is divercity factor?

ABB,

4 9714

How to calculate kva? what is the formula.

MSIL, UltraTech, Watt, Welding Aids,

21 42386

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Un-Answered Questions { Electrical Engineering }

if you are in a software company,then why do you want to come in a core company like sail, ntpc(where lots of trouble like tension but you have a good life in a it company) ?

1870

how to calculate slip ring induction motor stator and rotor currents??

2222

what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually?

2340

why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

2117

Why the power factor improvement is so important in industrial loads

1982

for 4 MVA , 33K.V/6.6K.V transformer. secondary side the connected load is 3000H.P. What is the rating of capacitor bank to be insttaled.

2539

What are the basic properties of signal flow graph?

1168

What are the types of control system?

1371

WHAT IS MEANT BY SHEATH VOLTAGE IN 132Kv cable?

2243

how you taken aotitude test

2440

What is time invariant system?

1115

How do the synchronizing lamps indicate the correctness of phase sequence between existing and incoming alternators?

2139

Explain the working principle of Synchronous Generator and Assynchronous generator?

2166

why the neutral point in connnection oscillates?

2217

what is the maintaining Cf in UPS.

2303

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