wath is electrical power? write is unit. An electric bulb is connected to a 220v generator. The current is 0.50A. what is the power of the bulb?
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Electric power is the rate, per unit time, at which electrical energy is transferred by an electric circuit. The SI unit of power is the watt, one joule per second. Electric power is usually produced by electric generators, but can also be supplied by sources such as electric batteries.
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