A football is dropped from a height of 20 mabove the ground. It rebounds to 3/4 of itsoriginal height. Which of the followingstatements is / are true ?41.1) Energy is conserved during the impact.2) Kinetic energy is constant during theimpact.3) The velocity with which it leaves theground is 3/4 the velocity with which ithits the ground.

Required : Which statement is true.

A football is dropped from a height of 20 m above the ground. It rebounds to 3/4 of its original height. Which of the following statements is / are true ? 1) Energy is conserved during the impact. 2) Kinetic energy is constant during the impact. 3) The velocity with which it leaves the ground is 3/4 the velocity with which it hits the ground.

A football is dropped from a height of 20 m above the ground. It rebounds to 3/4 of its original height. Which of the following statements is / are true ? 1) Energy is conserved during the impact. 2) Kinetic energy is constant during the impact. 3) The velocity with which it leaves the ground is 3/4 the velocity with which it hits the ground.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter6: Momentum And Collisions

Section: Chapter Questions

Problem 7WUE

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