Answer / gopal manda

active power means wattless power,which is not consume,but
it creat magnetic and electrostatic field,it creat in
inductor & capacitor.

Answer / bpr

reactive power is represented as KVAR.
reactive power=VI SIN PHI

Answer / goutam

reactive power is a component of active power which is watt
less it is not receive or sent by the electrical
equipment.this power only circulate in the circuit.

Answer / guest

VIsin@

Answer / kanchana

reactive power is VI SINphy

Are same transformer be employed for step up and step down services?

3 Answers  

why nearly all the voltage levels are in the multiples of 11 like 3.3 ,6.6 ,33 ,11 kv.....

8 Answers   Suzlon,

How much energy save vfd if motor run on 50 Hz (full speed)

3 Answers   Reliance,

In case of 3Phase Supply, Voltage R-Earth/Neutral - 220 Y-Earth/Neutral - 220 Z-Earth/Neutral - 220 Total is -> 660Volts Then Why it is said that 3Phase supply is 440

6 Answers   Hindustan Unilever Limited,

what happens to the supply voltage if there is any change in frequency?

1 Answers   Gridco,

Isolation transformer primary to sec turns ratio?

2 Answers  

What is ahu ? Working principal.

0 Answers   Sodexo,

WHAT IS MEANING OF VECTOR GROUP FOR TRANSFORMER

2 Answers  

what is meaning of 230volts ac 50hzs ac supply is it rms or maximum to getting ac 230v what amount of max voltage they will send

0 Answers  

How can we calculate the capacitance of generator?

1 Answers  

HOW VFD USED IN ENERGY SAVING

8 Answers   ITC Infotech,

why transformer does not obey ohm law?

27 Answers