Answer / nibel

actually kwh is energy and kva is power, only we can relate it.
if we use 1kva for one hour = 1kvah
the only difference between kvah and kwh is power factor. in kwh we consider pf but in kvah we wont.

Answer / pnaki chatterjee

at unity power factor 1 kwh =1kvah
and for one hour the rating will be 1kva =1000 va

Answer / d m fulzele

1 Kwh = Kva * 1 Hr * P.F.

Answer / raja

POWER FACTOR SHOULD BE KNOWN . GIVEN ANSWERS HOLD TRUE FOR
PF= unity . 1 kwh = 1kva* pf

Answer / ghulammohyhuddin

1 unit = 1kwh one 1000 watt hour

how mach kva use in three phase 440

2 kva will be required

Answer / rushi

Kva = KW/PF

Answer / ashvinpatel

1 unit=10000kwh=1000va

Which has more losses, AC or DC??

4 Answers   Infosys, TATA,

Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?

0 Answers  

hi frnz,can somebody give me any project work? i am a 2nd year student & interested in practical works...plz give me some projects

0 Answers  

power is the product of voltage and current.so we can measure the value of power just by using ammeter and voltmeter.......then why do we use a wattmeter?

5 Answers  

Dear Sir, I willing to know if one 15Hp induction motor run in star connection. What happen power capacity of motor? Plz tell me.

1 Answers   Amtek Tekfor Automotive,

what is the function of short circuit maintenance ct and droop ct.

1 Answers   L&T,

How to calculate the cable size for particular load

2 Answers   Knight Frank,

why knee point voltage should be high in Ct for differential protection

1 Answers   NTPC,

how to identified power tranfer line is how much KV????

5 Answers   Essar,

is there any lightning by passer is arranged in ship like buildings?

0 Answers  

How to calculate the sag of OPGW during stringing???

0 Answers  

What is the difference between Earth and Neutral?

2 Answers