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 tell me about the Extra low voltage systems?From where we give supply to these type of systems??

MCB,

1967

How the power factor is more in high speed machines

1 3638

what is DRP panels?

SECL,

2207

Why we say three phase voltage 440v.

VDP,

2 5182

if the field circuit of a d.c. shunt motor running without load gets opened, then the motor will

3 5902

Generally we denote power in 'p',voltage in 'v'but why can't we denote current in 'c' instead of I.

Bhel,

4 11648

why do we prefer alternating current in india where as in USA prefers DC?

Bhel, GMR, Texmo,

3 8437

What will happen if 33 kv is given to a 11/0.415 kv Distribution transformer?

SECL,

2 5485

For an 100kw generator, only 50kw of load is connected. Will the generator generate only 50kw or 100kw. If it generate 100kw what happens to rest of the 50kw. What happens if we connect more than 100kw of load?

L&T,

2 6688

What is the difference between earth and neutral

ABB, Tamboli Engineers,

4 9408

what is a,b,c,d checks diesel generator?

AFMC,

1 3874

what is alluminium arm in ab conductors

2056

WHAT HAPPEN WHEN A DROP OF WATER MIXED UP WITH TRANSFORMER OIL ?

4 8379

What is the difference between AC and DC injection methods for rotor earth fault protection

Asian Alliance Insurance, NBVL,

2267

Why collecting electrode of ESP to be earthed

NBVL,

2215

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Un-Answered Questions { Electrical Engineering }

how braking & making capacity of circuit breaker are calculated?

2357

HOW TO CALCULATE S/C,O/C,E/F OF ACB.

2629

why we can stote dc? why we cant store ac?

2129

How do i carry out or know the vector group of a Dyn1 and Dyn5 transformer

2106

HOW TO CALCULATE EARTHING SIZING?

2242

Why compensation is necessary in feedback control system?

1434

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"

2142

how can i reduce sparking without stepdowning the voltage

2571

how do we calculate length of starting time and repeated starting of a direct online starter?

2030

What is the difference between Encoder and Resolver?

3602

What is the basic principle of welding process?

2198

we specify current in case of feeder but in case of distributor voltage, why?

1873

DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

2096

What is transient Phenomenon?

2301

Electrical Engineering

2126

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