masoom raza


{ City } purnea
< Country > india
* Profession * student
User No # 56906
Total Questions Posted # 0
Total Answers Posted # 18

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Answers / { masoom raza }

Question { Google, 26921 }

what are the differenc between vcb and sf6 breakers


Answer

Simple vcb uses vacuum as arc extinguish medium where as sf6 cb uses sf6 gas as arc extinguish medium.

Is This Answer Correct ?    14 Yes 4 No

Question { NTPC, 11415 }

What is the relation between the Peripheral speed(N) , no.of
poles(P) and diameter(D) of a cylindrical rotor alternator ?


Answer

n=120f/p
from this we can say that n is inversely proportional to number of poles.

but n is independent of motor(it doesn't matter weather a motor is large or small)

Is This Answer Correct ?    6 Yes 1 No


Question { Essar, 6371 }

what is bausbar?


Answer

it is metalic bar or hollow rod in which potential is same everywhere...other connection is connected from this

Is This Answer Correct ?    7 Yes 0 No

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