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50 J of work was performed in 20 seconds. How much power was used to do this task?
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5 votes
50 J of work was performed in 20 seconds. How much power was used to do this task?

User No
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2 Answers

5 votes
Power is the measurement of work.. you can find power by dividing work by time, so you have P=50J/20s leading to 2.5 J of power being used.
User Jia Gao
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8.7k points
5 votes
I would go with 2.5 because all you do is divide 50 and 20

That would give you 2.5 :)
User Hiraku
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8.2k points
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