Question

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18. Unit of electrical energy is
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Answer 1

Answer:

ampere..............

Answer 2

Answer:

The unit of electric power is watt, and hence unit of electrical energy is watt – second since energy is the product of power and time. The watt – seconds is referred as joules. One joule means the work required to be done for transferring one-ampere current in one second from one point to another point of potential difference one volt.