Question 55

A person does some work of 1,000 J in 2 s. His power will be ......

Solution

Power in Watts is equal to Energy in Joules divided by Time in Seconds

$$P(watts) = \frac{E(joules)}{t(seconds)}$$

$$P(w) = \frac{1000J} {2s} = 500 Watts$$

Option C is correct.

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