Answer / kumaran

Kilowatt Hours = (Watts x Hours of Operation)/1000

Answer / sivananda samantara

ok amps is the unit of current so guess 1bulb=1000watt
so we know 1000watt=1kw
bulb is running for 10hrs
so 1kw*10hrs=10kwh(ans)

Answer / kishore

power=v*iwatts
power=energy/time
energy=power*time watthours
so energy=volt ampere hours
generally energy in kilo watt hours

Answer / raghu

amps x volts = va x operationhoutrs /1000

Answer / kc

amps is the amount of current drawn.voltage*current*powerfactor*no of hours gives amount of energy consumed

if we have 380 KVA DG. how to calculate Power Factor. With detailed formula

1 Answers  

if power factor comes in leading & showing -0.95. Is there any effect on electrical system? if yes, then please tell me what would be the effects. & how long we keep power factor in leading. Keeping power factor in leading shows more KW & less KVA is it correct or not.

2 Answers   Jakson,

why alternator is used instead of dc generator and induction generator

1 Answers  

what is the d/f b/w iverter & converter.

5 Answers   Indeco,

Our Company's Contract Demand is 110 kVA. We use 12 Capacitors each of 12.5 kVAr Capacity to maintain Power Factor of 0.99. So, what steps should we take so that our Contract demand does not exceed 110 kVA?

1 Answers   Jindal,

Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?

0 Answers  

What happened when we give 2 phase supply to a 1 phase equimpent. It's effect on equipment's efficiency and life?

5 Answers  

what is the clearances between phease to phease & phease to earth in 400 kv transmission line?

1 Answers   Lanco,

In LRS how much water PH value maintain for good operation of motor?

3 Answers  

Specify the crystal frequency required for an 8085 system to operate at 1.1MHz

1 Answers  

why the active power flow of some line is increased when the active power of out is cut ?

0 Answers   TAFE,

Why machines are avoided to work is saturation region of B- H curve?

3 Answers