A 720-kg man is riding an escalator in a shopping mall, Physics

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A 720-kg man is riding an escalator in a shopping mall

A 72.0-kg man is riding an escalator in a shopping mall. The escalator moves the man at a constant velocity from ground level to the floor above, a vertical height of 4.10 m. What is the work done on the man by

(a) the gravitational force and

(b) the escalator?

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Physics: A 720-kg man is riding an escalator in a shopping mall

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Physics: A 720-kg man is riding an escalator in a shopping mall

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