Physics, 03.07.2019 01:10 Tyrant4life

Aball is dropped from rest from the top of a 6.15-m-tall building, falls straight downward, collides in-elastically with the ground, and bounces back. the ball loses 20.0% of its kinetic energy every time it collides with the ground. how many bounces can the ball make and still reach a windowsill that is 2.52 m above the ground?

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Aball is dropped from rest from the top of a 6.15-m-tall building, falls straight downward, collides...