Differene between KVA and KW.

Answer Posted / 3nath

kva means reactive power
kw means active power

Is This Answer Correct ?    0 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to calculate current carring capacity of cable and cable selection? 1) copper flexible cable 2) copper armoured cable 3) Aluminium cable

1047


What is the angle of inclination for the oil connection from transformer conservator to Bucholz relay and why?

1687


we have a rewind motor of 2Hp,2800Rpm, 220Volt AC. how can we choose the running capacitor for this motor, any formula for that?

1480


why the name trunking bus PT

2480


What is the function of the generator exciter?

911






What is mathematical model of a control system?

635


What the main causes of transient interruptions on Over-Head Distribution Lines?

1570


stand by earth fault protection (51G) for transformer rating 2000 kVA,Dyn11,33/0.400 V. LV NCT ratio and necessary resistor and metrosil values how to calculate

2181


what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

1394


Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

1340


Earth has zero potential then what would be the neutral potential ?

915


I am having a 42KW 3 phase electrical heating furnace, heating element is 80/20 nichrome material, my connections is made in such a way that 2 star connection compromising 2 coils per phase so totally 12 coils, shall if i use it unbalanced star condition (instead of 2 group of 3 phase or 1 group of 3 phase, connecting 4 phases of 5 phases) what will be the consequences and is it acceptable?

1248


EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

1380


What is the working mechanism of OLTC in Power Transformers????

3880


pls,send the previous year written test questions.

1436