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A small ball is thrown horizontally from a 20 m high window of a building...

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Physics

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A small ball is thrown horizontally from a 20 m high window of a building with velocity 10 m s The ball collides with the smooth horizontal ground and immediately after the first rebound its velocity vector makes a 45 angle with the horizontal Let the maximum height reached by the ball between its first and second rebound be Hand let the angle that its velocity vector makes with the horizontal after the second rebound bee Which of these options is are correct g 10 m s 0 H 10 m H 5 m 8 tan 1 0 tan 9

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