What is mean by Power factor

Answer Posted / pragati

Power factor is defined as the cosine angle between voltage
and current. i.e.,power factor is cos$.

KVA=KW/cos$

To improve power factor,we have to decrease the Apparent
power i.e.,KVA.

Is This Answer Correct ?    1 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Define super node?

726


How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, engineer_89@refiff.com

1614


Why does the radius of armature is less than the radius of pole shoe?

1685


What is Bolted fault?

1681


CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D

1937






what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator

1607


Define closed loop control system.

643


how the characterstics of control valve being done

1462


why you don not show protection and type of isolation in key single line diagram?

1478


What is the formulae of Megger value for a A.C.Motor

2289


How to do cable sizing calculation for 750 A Neutral Earthing resistor for 33kv. the 33kv cable going to swbd. is 630mm2 3 runs.

4319


why capacitance effect is predominant in underground cable transmission and inductance effect is predominant in over head line transmission?

3187


Why the field rheostat is adjusted such that the voltmeter reads 380V

1815


I Want randstand placement papers

1355


I am B.E.electrical engineer having 7 years of experience in Transformer testing upto 315 MVA.I want to khow how I can get the 'Electrical Valuer' License.

1697