Other Electrical Engineering Interview Questions 

Question 
Asked @ 
Answers 

how much watts are equal to one unit of energy meter? 

6 
if the voltage across the lamp drops by 1%, the power drawn
will be reduced by how many %? 

4 
how to caculate no load loss, load losses & impedance
percentage in power or distribution transformers 

2 
what is the difference betwteen overcurrent and short
circuit fault? 

3 
why names such like dog ,rabbit, osprey,ant are used for
conductors. 

1 
How to measure corona loss in a transmission line?(Plz ans
only if u know the exact answer) 

3 
how will u exactly calculate the unit consumption of the
Air conditioners?Split/Window/ 

3 
what is the full form of KVAR 

6 
Please let me if star point(Nutral) of Delta/ Strar
transformer, in 4wire (TPN+E) is tobe gruonded
seperatly,inaddition to LV Panel earthing????


1 
why high current produce in case of transformer when turns are
internally gets shorted. 
Tcs 
2 
Can you any one explain different between instantaneous over
current and IDMT


1 
how can we run the induction motor at 9000 rpm ,by keeping
frequency constant?? 

2 

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