Question:
Contact Number 966759193078527521718 10 A ball is thrown
Last updated: 6/12/2023
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Contact Number 966759193078527521718 10 A ball is thrown vertically downwards from a height of 20m with an initial velocity vo It collides with the ground loses 50 of its energy in collision and rebounds to the same height The initial velocity v is Take g 10 ms 2 1 14 ms 1 2 20ms 3 28ms