Question

(2) State the formula for electric power.
Hence, obtain its SI unit.
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Answer 1

Answer:

Hence, the SI unit of power is the joule per second. It is given the special name : the watt (W) . One watt equals one joule per second. Here, V is the potenital difference applied across an electrical appliance , R is the resistance of the appliance and I is the current through the appliance.

Explanation:

Answer 2

Answer:

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Si unit - Watt ,. kilowatt, miliwatt

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