Asked Dec 17, 2019

A diver climbs up the stairs to the diving tower. The work he does climbing the stairs is?


Expert Answer

Step 1

From work energy theorem, change in potential energy of the diver is equal to the work done.


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W =-mg(h, -h,)

Step 2

The negative sign is that the acceleration due to gravity is acting vertically downwards, but the displacement ...


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W = -mgh, =-mgh


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Work,Power and Energy

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