Answered: A ball is dropped from rest at a height…

A ball is dropped from rest at a height of 40 m. After striking, it loses 25% of its energy. To what height does it rebound ? What is the velocity at the highest point ?

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 3CQ: Describe a situation in 4iich a force is exerted for a long time but does no work. Explain.

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Question

A ball is dropped from rest at a height of 40 m.
After striking, it loses 25% of its energy. To what
height does it rebound ? What is the velocity at
the highest point ?

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