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Two bullets of identical mass are fired with speeds 40 m/s and 80 m/s, respectively. What is the ratio of their kinetic energies?

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter11: Energy And Its Conservation

Section: Chapter Questions

Problem 77A

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Two bullets of identical mass are fired with speeds 40 m/s and 80 m/s, respectively. What is the ratio of their kinetic energies?

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