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Electric Power and House hold Circuits — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsElectric Power and House hold Circuits1 Mark
Question
What does the unit kilowatt hour measure? Define it.
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Answer

The unit kilowatt-hour measures electrical energy. 1 kWh is the electrical energy consumed by an electric appliance of power 1 kW when it is used for 1 hour.

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