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Heating Effect of Electric Current

When the curr...

Question

When the current and voltage of an electric circuit is given. Then power can be calculated by:

multiplying the current by the difference between the voltage going into and going out of the device

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multiplying the resistance by the resistance and the current

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multiplying the voltage by the difference between the current going into and going out of the device

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multiplying the current by the voltage

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multiplying the current by the resistance

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Solution

The correct option is E multiplying the current by the voltage
Power is defined as the current in the circuit multiplied by the voltage of the battery used and it is measured in watts.
$∴$ $P = V \times I$ watts

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