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17-02-2018
Physics

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Using 1000 j of work, a toy elevator is raised from the ground floor to the second floor in 20 s. how much power does the elevator use?

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nidamxya nidamxya

17-02-2018

power (watts) = work done (joules) ÷ time (seconds)

power (watts) = 1000J ÷ 20s

power (watts) = 50w

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