Physics, 12.03.2021 08:10, blake2001

A person in a wheelchair Exerts a force of 25 N to go up a ramp that is 10 m long the weight of the person and wheelchair is 60 N in the height of the ramp is 3 m what is the efficiency

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A person in a wheelchair Exerts a force of 25 N to go up a ramp that is 10 m long the weight of the...