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Physics, 21.11.2019 05:31 Thania3902
A50 kg runner runs up a flight of stairs. the runner starts out covering 3 steps every second. at the end the runner stops. this slowing occurs at a constant rate. the end also occurs at a height of 30 steps. each step has a height of 30 cm. a. how much mechanical work did the runner do over the 30 steps? b. what is the average total power output of the runner over the 30 steps?
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A50 kg runner runs up a flight of stairs. the runner starts out covering 3 steps every second. at th...
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