A rubber ball is released from a height of 5 {m} above the floor. It bounces back repeatedly, always rising to \frac{81}{100} of the height through which it falls. Find the average speed of the ball. (Take, g=10 {ms}^{-2} ) [17 Mar 2021 Shift 2]

JEE Main 17 March 2021 Shift 2 Solved Paper

Section: Physics

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A rubber ball is released from a height of 5m above the floor. It bounces back repeatedly, always rising to ‌

100

of the height through which it falls. Find the average speed of the ball.
(Take, g=10ms−2 )

[17 Mar 2021 Shift 2]

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