The kinetic energy of an object varies jointly with the mass of the object and the square of its velocity. If the kinetic energy of a 3 kg ball traveling 12 m/s is 216 Joules, what is the mass of a ball that generates 256 Joules of energy when traveling at 8 m/s?

The kinetic energy of an object varies jointly with the mass of the object and the square of its velocity. If the kinetic energy of a 3 kg ball traveling 12 m/s is 216 Joules, what is the mass of a ball that generates 256 Joules of energy when traveling at 8 m/s?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter5: Relativity

Section: Chapter Questions

Problem 62P: The Big Bang that began the universe is estimated to have released of energy. How many stars could...

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Question

4. The kinetic energy of an object varies jointly with the mass of the obiect and the square
of its velocity. If the kinetic energy of a 3 kg ball traveling 12 m/s is 216 Joules, what is
the mass of a ball that generates 256 Joules of energy when traveling at 8 m/s?

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