A cyclist intends to cycle up a hill whose vertical height
A cyclist intends to cycle up a hill whose vertical height is 170m. Assuming the mass of bicycle plus cyclist is 75kg , calculate how much work must be done against gravity.
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The falling down of a piece of chalk (when the hand holding it is taken off) is an energy-controlled process, because there is no change in its entropy in the process.
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A cyclist intends to cycle up a hill whose vertical height is 170m. Assuming the mass of bicycle plus cyclist is 75kg , calculate how much work must be done against gravity
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