Interview Questions Answers in Electrical Engineering

deepak kumar

{ City } delhi
< Country > india
* Profession * electrical engineer
User No # 35660

Total Questions Posted # 0
Total Answers Posted # 4

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Questions / { deepak kumar }

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Answers / { deepak kumar }

Question { 24408 }

WHAT IS DC COMPONENT IN CIRCUIT BREAKER?

Answer

In CB basicaly on HVCB DC ckt is used for their protection
ckt (making/breakin) and indication ckt as well as for
auxilary ckt like antipumping/hunting ,PD,

Is This Answer Correct ?

1 Yes

9 No

Question { Areva, 13440 }

what is XLPE type cable

Answer

Cross linked poly ethylene

Is This Answer Correct ?

18 Yes

1 No

Question { SKB, 15970 }

Name some application zrea where IDMT relay can used?

Answer

IDMT relays are used in the protection ckt for electrical
system like E/F and O/C and in distance protection for line
ckt .IDMT means Inverce definet minimum time means low time
on high fault.

Is This Answer Correct ?

22 Yes

7 No

Question { Bhel, 105370 }

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

Answer

Its purpose is to provide a cirulating path for the
harmonics (especially third harmonics) produced in the
tranfmormers.as well as harmonics it may be use for loading
purpose.

Is This Answer Correct ?

50 Yes

15 No