raj


{ City }
< Country > india
* Profession *
User No # 51157
Total Questions Posted # 2
Total Answers Posted # 3

Total Answers Posted for My Questions # 7
Total Views for My Questions # 28446

Users Marked my Answers as Correct # 29
Users Marked my Answers as Wrong # 5
Questions / { raj }
Questions Answers Category Views Company eMail

what will happen if we double the input frequency of a transformer keeping the voltage constant?

 6 Electrical Engineering 22449

why no load voltage is greater than full load voltage?

 1 Electrical Engineering 5997



Answers / { raj }

Question { Engineers India Limited, 5316 }

A 25MVA 3300/400V T/F is termed as per winding is ……
a) primary 3300V & Secondary 400V
b) primary 3300V & low voltage winding 400V
c) High voltage winding 3300V & Secondary 400V
d) High voltage winding 3300V & low voltage winding 400V


Answer

i think the answer is d
bcoz it is not necessary that the high voltage winding to
be always primary and low voltage winding always secondary!

Is This Answer Correct ?    3 Yes 0 No

Question { Engineers India Limited, 28291 }

Resistor switching is used in which type Circuit Breaker
?
a) oil filled CB b) Air blast CB c) Gas filled CB


Answer

its air blast circuit breaker.........but resistance
switching is not used..it is one kind of disadvantage.

Is This Answer Correct ?    0 Yes 2 No


Question { Kirloskar, 9395 }

what ll happen to current if two phases get short circuited


Answer

If current in two phase get short circuited then a large
amount of fault current will fow through the two phase and
the shorit circuiting medium.but current in the 3rd phase
wil be zero.this will create an unbalance situation and the
consumers equipments will be affected if proper protection
systems are not provided.

Is This Answer Correct ?    26 Yes 3 No