A rod of length 2L is inclined at an angle 8 to the horizontal It falls without rotating from a certain height H It hits a

Question

A rod of length 2L is inclined at an angle 8 to the horizontal It falls without rotating from a certain height H It hits a horizontal table surface initially on the left hand end and then on the right hand end The impact of the rod is elastic and friction can be ignored When the rod hits at right hand end it is again found to make angle 9 with the table surface Calculate the relationship between H and 8 21

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