Answered: A 96.76 kg man walks up 12 stairs, each…

A 96.76 kg man walks up 12 stairs, each of which is 18.77 cm high, in 2.62 s. Assuming he can generate the same power indefinitely, what time will it take him to walk up 13 stairs?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter9: Energy In Nonisolated Systems

Section: Chapter Questions

Problem 62PQ

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.

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A 96.76 kg man walks up 12 stairs, each of which is 18.77 cm high, in 2.62 s. Assuming he can generate the same power indefinitely, what time will it take him to walk up 13 stairs?

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