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We pay for the electricity by the kilowatt hour. An energy-efficient lightbulb has a low kilowatt usage rating.
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Kilowatt hours.
Measuring electricity usage.
A device used to indicate instantaneous power usage.
a kilowatt hour measures electrical usage in the home usually 600 to 1200 kwh for the average home
Ten to fifteen 1000 watt baseboard heaters is equal to a 10 or 15 kilowatt electric furnace.
around 300
Power consumption is measured in kilowatt hours.
For the furnace Watts = Amps x Volts Divide watts by 1000 to get 4.8KW.
A kilowatt by definition is the equivalent of "1,000 watts for one hour". It is the way the electric company measures power usage. One "half kilowatt": Imagine you have five 100W light bulbs burning in various places in your house. After one hour, you have used one-half kilowatt of electricity.
The usage is measured by gas and electricity meters. A gas meter measures the volume of gas passing through. An electricity meter is an energy meter which measures the kilowatt-hours use.