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Power

When a work o...

Question

When a work of 1 joule is done in 1 s, the power is:

A

One kilo watt

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B

One watt

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C

One watt-second

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D

One joule

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Solution

The correct option is B One watt
One watt is defined as the energy consumption rate of one joule per second. $1 W = 1 J / 1 s$ .

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