Now consider balls, , having masses , sitting in a vertical stack. The bottom of is a height above the ground, and the bottom of is a height above the ground. The balls are dropped. In terms of , to what height does the top ball bounce?
(Note: Work in the approximation where is much larger than , which is much larger than , etc., and assume that the balls bounce elastically.)
Try part 1 also - Basketball and tennis ball!
Question Source - Basketball and tennis ball