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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 8 - Collisions > A ball is thrown vertically downwards from a height of 20 m with an initial velocity υ0. It collides with the ground, loses 50 percent of its energy in collision and rebounds to the same height. The initial velocity υ0 is (Take g=10ms^−2)

A ball is thrown vertically downwards from a height of 20 m with an initial velocity υ0. It collides with the ground, loses 50 percent of its energy in collision and rebounds to the same height. The initial velocity υ0 is (Take g=10ms^−2)

A ball is thrown vertically downwards from a height of 20 m with an initial velocity υ0. It collides with the ground loses 50 percent of its energy in collision and rebounds to the same height. The initial velocity υ0 is (Take g=10ms^−2)