How to calculate KW what is the formula for KW.

Answer Posted / manik chatterjee

IN SINGLE PHASE,KW=V*I COS$
IN THREE PHASE,KW=1.732 *V*I COS$

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

boiler is running in rankine cycle and deisel generator is....?

1578


Why do we perform an open-circuit test and short-circuit test on the transformer?

638


What are motor generator sets and explain the different ways the motor generator set can be used ?

719


How we can determine short circuiting current any plant and for example a plant which power generation is 415 volts and plant load is 500 kw.

1574


What does the term “voltage regulation” means?

638






HOW MUCH CURRENT DOES SYNCHRONOUS MOTOR TAKES AT SYNCHRONOUS SPEED IN NO LOAD CONDITION ?

1452


how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............

1591


when we decide to use soft starter drive or vfd drive in mcc to operate apump?

1538


State the other types of Air Conditioners?

1501


(1)Can earth and be conected together (2) what is the diferent between earth & neutral

1307


Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.

1582


We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

1612


What is the minimum value of hfe for the oscillations in transistorized rc phase shift oscillator?

773


What is power factor why we should maintain the power factor unless what will happen

1265


How to calculate the multiplying factor for energy meter with ct ratio given

1547