Other Electrical Engineering Interview Questions 

Question 
Asked @ 
Answers 

Active power= VI COS FI But incase of leading power factor ( more than unity), may we use other formula ? because the cos fi (value of cos thita) should not be grater than one. 

2 
How you calculating the current for a 2.5 Sqmm cable.
A 30 Hp 3 phase AC motor of power what size of cable is
used for this motor.

Siemens 
5 
12.5 KVAR capacitor 440V gas filled, Its used for windmill
purpose, How can i know about microfarad value for this
capacitor 

2 
how to calculate cable size, olr rating, contactor rating
and mccb rating,to below given details three phase motor
75 kw,415 v,.85 pf,50 hz? 
Essar 
3 
what is mean by xlpe swa pvc 

3 
How Calculat the Cable Sizing of HT/LT System & Explian by
one Exampal? 
Siemens 
1 
WHAT IS THESETTING CALCULATION FOR THE RELAY? 

1 
Where 48 volt DC use & why????????? 
Ericsson 
10 
Which one hurts more AC or DC Current ? 

9 
How the train speed control? 
Bhel 
1 
if the voltage across the lamp drops by 1%, the power drawn
will be reduced by how many %? 

4 
What will happened. if we feed 3phase supplay to the stater
with out insert the rotor. How much current will flow
through the stater winnding? 

2 

For more Electrical Engineering Interview Questions Click Here 