Question

how much time will required to perform 520 j of work at the rate of 20 w​

Answer 1

Answer:  26 Seconds

Explanation:

$Power = \frac{Work}{Time}$

⇒$Time = \frac{Work}{Power}$

             = $\frac{520 }{20}$ = 26 Seconds

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Answer 2

Answer:

26 seconds

Explanation:

As 1 watt =1 joule

hence 20 watt = 20 watt per second

T= 520/20

T= 26