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Atennis ball bounces down a flght of stairs striking each step in turn and rebounding to the height of the step above. Then coefficient of restitution is?
This can be visualised as:h is directly proprtional to v^2and height get doubled after one step then,for height h initial vel. is v^2after height 2h the vel. becomes 4v^2e = (root(h/2)/(root(h)) = 1/root2
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