A ball of mass $0.2\,\text{kg}$ is thrown vertically downward from a height of $10\,\text{m}$. It collides with the floor and loses $50\%$ of its energy and then rises back to the same height. The value of its initial velocity is:

.2\,\text{kg}$ is thrown. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics.">.2\,\text{kg}$ is thrown vertically downward from a height of $10\,\text{m}$. It collides with the floo. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics."> .2\,\text{kg}$ is thrown. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics.">.2\,\text{kg}$ is thrown vertically downward from a height of $10\,\text{m}$. It collides with the floo. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics."> .2\,\text{kg}$ is thrown. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics.">.2\,\text{kg}$ is thrown vertically downward from a height of $10\,\text{m}$. It collides with the floo. Tags and topics: Work, Energy and Power,KCET,KCET 2023, Class 11 Physics,Class 12 Physics.">

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Question

$196\,\text{m/s}$

$20\,\text{m/s}$

Zero

$14\,\text{m/s}$

Solution

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