50 J of work was performed in 20 seconds. How much power was used to do this task? A. 2.5 W B. 24.5 W C. 0.4 W D. 4 W

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50 J of work was performed in 20 seconds. 2.5W power was used to do this task. Power = work done / time taken ; Power = 50 / 20 = 2.5W

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50 J of work was performed in 20 seconds. How much power was used to do this task? A. 2.5 W B. 24.5 W C. 0.4 W D. 4 W

Weegy: 50 J of work was performed in 20 seconds. 2.5W power was used to do this task. Solution: Power = work done / time taken ; Power = 50 / 20 = 2.5W (More)

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