Physics, 25.06.2021 18:50 Cosio

A 65 kg shopper in riding an up-going escalator, which has an incline of 31 degrees with respect to the horizontal. It is moving at 6 m/s. The top of the escalator is 24 m above the ground. Required:
a. Calculate how much work is done by the friction force between the shoes of the shopper and the step of the escalator as the shopper moves from the bottom to the top of the escalator.
b. Calculate how much work is done by gravity for the ride from the bottom to the top of the escalator.
c. Calculate the potential Energy the woman has at the top of the escalator.

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A 65 kg shopper in riding an up-going escalator, which has an incline of 31 degrees with respect to...

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