Answered: A bullet (c = 128 J/kg °C) is moving at…

A bullet (c = 128 J/kg °C) is moving at 300 m/s enters a block of ice and stops. By what will be the mass of the bullet and the change in temperature if all its 90 J KE becomes thermal energy?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter1: Temperature And Heat

Section: Chapter Questions

Problem 69P: In a study of healthy young men[1], doing 20 push-ups in 1 minute burned an amount of energy per kg...

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Question

A bullet (c = 128 J/kg °C) is moving
at 300 m/s enters a block of ice and
stops. By what will be the mass of
the bullet and the change in
temperature if all its 90 J KE
becomes thermal energy?

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