IIT JAM Preparation Electrical Energy and Power Physics Current Electricity Physics Class 12th

How is electrical energy measured?

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Jaya Sharma | Contributor-Level 10

6 months ago

The basic unit of energy is a Joule (J), which is equal to one watt of power expended for one second. In the day-to-day scenarios such as household electricity consumption, joule is too small a unit to be convenient. For billing and metering purpose, it is measured in kilowatt-hours (kWh). Electrica

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