Other Electrical Engineering Interview Questions 

Question 
Asked @ 
Answers 

how to calculate the size of cable for 100 kva load,?can
somebody tell me with a formula 
Apollo 
7 
what is difference between 5A and 100A CT constructional wise
and operation?


1 
How much water ( Kilo Liters) a submercible pump of 35 HP
can lift from Borewell of 6" and 900 feet dip. 

2 
what is the difference withbeen lighting capacitor and
motor capacitor? 

2 
what is differance between dirty earthing and clean
earthing and their applications 
CB&ILummus 
2 
I have raw material for making CompactChoke for flourscent
lamp of 40 Watts. We are suppose to get 0.4 amps output at
end. but we are getting 0.42 or 0.44 amps and above. We
have done many testings in different but nothing worked out.
Please suggest me how to get the correct output.
We are using 1. core winding of 700 windings of aluminium
2. Eshape iron fillings and Ishape iron fillings to
surround the winding.


6 
what do you mean by 1 ton in AC`s 
Bhel 
36 
Why machine give shock 
Bhel 
3 
why is the transmission voltage is multiple of 11? 
HAL 
1 
Why we are not using capacitor in line when load on Genset? 

3 
what is the different between bus section and bus coupler 

2 
Dear all,
Can anybody tell me that how to choose CT for a specific
load? I have a 200kw induction motor, which ratio CT should
be installed? Is there a formula or calculation that
determines the CT ratio for a load?
Regards.


2 

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