Interview Questions Answers in Electrical Engineering

saravanan

{ City } chennai
< Country > india
* Profession * electrical engineer
User No # 25445

Total Questions Posted # 1
Total Answers Posted # 2

Total Answers Posted for My Questions # 8
Total Views for My Questions # 20788

Users Marked my Answers as Correct # 2
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Questions / { saravanan }

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why generally transformer are in star to delta or delta to star used?

ABB,

8 Electrical Engineering 20788

Answers / { saravanan }

Question { 3973 }

why is one voltage transformers (instead of three )
installed at the entrence of the incoming line in a
substation.

Answer

If we use 3 phase voltage transformer, it wiil be more cost.
and we have do maintenance also. For single voltage
transformer cost will be less. we can get the Phase to
phase distance clearance.

Is This Answer Correct ?

0 Yes

0 No

Question { 4741 }

400Kv,can it be generated?why?

Answer

We can not generate 400KV, because for 400KV Insulation
level is high. we can not manufacture the generator with
high insulation level.

Is This Answer Correct ?

2 Yes

2 No