1. A bouncing tennis ball is dropped from a height of 32 metre. The ball rebounds each time to a height equal to half the height of the previous bounce. The approximate distance travelled by the ball when it hits the ground for the eleventh time, is:
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- By: anil on 05 May 2019 02.39 amTotal distance covered by the ball = $$32+2(dfrac{32}{2}+dfrac{32}{2^2}+dfrac{32}{2^3}+...)$$ $$Rightarrow$$ $$32 + 64(dfrac{1/2}{1-1/2}$$) = 96 m.
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