Answer / deva

power fache tor means ratio b/w the active power and reactive
power, and its a cosign angle b/w v/i

Answer / naresh

The power factor of an AC electric power system is defined
as the ratio of the real power flowing to the load to the
apparent power

Answer / naazia

cosine of angle betwn voltage and current

Answer / ajay gahlot 09166247927

power factor = cos@ = active power/complex power
= watt/volt-amp
= resistance/impedance
= cosine of angle b/w voltage and current

Answer / pawan kumar

It is a degree to which a given reactive load is comparing with pure resistive load

Answer / pawan kumar

It is a degree to which a given reactive load is comparing with pure resistive load

Answer / kishoreneelams

Power factor is nothing but ratio of useful power to actual
power.power factor=useful power in watts/total power in volt
amperes.
vicosQ
pf= -------
vi

Answer / guest

Power factor is nothing But reactive power .

I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com

0 Answers  

how to calculate single phase motor efficiency ?

0 Answers   Bhel,

Send the control circuit digram of a star delta stater?

1 Answers   L&T,

The specific heats of the gas at constant pressure and constant volume are respectively 1.0 kJ/kg K and 0.72 kJ/kg K; the value of R for the gas is

0 Answers   Caterpillar,

an ac induction motor gets overheated when operated at a low frequency of 25 hz a instead of 50 hz. reason?

1 Answers  

In India,we use 230V,50HZ,where as many other countries use 110V,60HZ what r d advantages and disadvantages of each of them?

8 Answers   GVK,

Technical requirement of Copper earthing over GI earthing.

1 Answers  

How can CALCULAT the current carrying capacity of aluminum and cOpper cables respective of that Sq.mm ? with formulas ?

12 Answers   Bajaj, Eagle, Godawari Power and Ispat, Havells, L&T, Mascot, Polycab, SGML, Sterling Wilson,

what is the difference betweem star connected motor & delta connected motor?

13 Answers  

my self i am raghu working as tech.. in my college the maximum demand is 211 kva presently we are using 12kva capacitors the target power factor is .95 so what capacity of capacitor banks should i install

2 Answers  

why is power supplied in 3 phase only? why not in 2 or 4 phases?

11 Answers  

what is power factor

6 Answers