what is the formula of kWh
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multiply the watts times the hours used to get the watt hours.( then divide by 1000 to get the kilo watt hours which is how your utility charges you.
example:100 watt bulb×2 hours÷1000=0.2kwh
example:100 watt bulb×2 hours÷1000=0.2kwh
gdhakchynie:
thank you
wlcm
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