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 induction motor becomes as a generator. if yes how it is possible. if there is a squirrel cage rotor.

6 12293

I am interested to know what does 15 KVA DG set actually means? If I dont know the DG rating, is it possible to identify KW by simply knowing the diesel consumption?

2170

how system fault level is calculated?

HCL,

1 6457

how braking & making capacity of circuit breaker is calculated?

2005

How the soft starter control the starting current in three phase squirrel cage AC Motor?

1 3509

What makes the difference between 50Hz supply and 60Hz supply which one is economical? What is the use of using increased frequency?

ABB,

5 10808

could anyone suggest project title

Engineering,

1 4244

What voltage is used in Directional earth fault relay? and why?

L&T,

5 12037

Why does inductor is connected to dc supply? or what is the role of an inductor when connected to DC source?

TCS, TRR,

3 10364

why ac generator ratings in kva only why not kw ????????????? ?

7 13583

tell me exact relation b/n voltage and current and which one is depend other

HAL,

7 9124

without any excitation we can strt any dc or ac moter?

Bhel,

6 12652

why transformer are rated in KVA not in watt?

DMRC, L&T, TCS,

7 18052

Which motor is 3.3 or 11kV more reliable, in terms of efficeancy,maintenance, reliability.

Megatron Solutions, TCL,

2117

what is the distance maintained between the power and data cables with respect to the KVA .... plss give me the formula

1 4190

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Un-Answered Questions { Electrical Engineering }

I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

2121

How to decide DO set rating of Transformer?

1659

how braking & making capacity of circuit breaker are calculated?

2302

what is the relationship between phase & neutral

2592

We normally make oil soak pits under Transformers. Oil from soak pit goes to collection pit. We provide granules/pebbles under transformers. My question is weather granules/ pebbles to be filled in soak pit or not? if yes upto what level?

10455

what is the acceptable value of TAN DELTA and dissipation factor for 11kV, 1.75HP Motor?.

4179

ow can i get certificate of competency as electrical supervisor and my diploma in electrical engineering from jalgaon.

2362

I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...

1570

WHAT IS counter flux IN CT?

1949

how current is reverse from its normal direction during the fault?

2457

how we can calculate the efficiency of a diesel generator ?

1702

how to decide the panel size like MDB ,SMDB PANEL SIZES

7374

What is the difference between isolators and electrical circuit breakers?

1184

howmany electrician should maintain for a 1000 kva used plant... in kerala..

2109

What is the BS(British Standard)code for 11kv motor

4987

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