Question
A 2.75-g copper coin at 20.0°C drops 60.0 m to the ground.
(a) Assuming 55.0% of the change in gravitational potential energy of the coin-Earth system goes into increasing the internal energy of the coin, determine the
coin's final temperature.
°C
(b) Does the result depend on the mass of the coin?
Yes
No
Explain your answer.

Image Transcription

A 2.75-g copper coin at 20.0°C drops 60.0 m to the ground. (a) Assuming 55.0% of the change in gravitational potential energy of the coin-Earth system goes into increasing the internal energy of the coin, determine the coin's final temperature. °C (b) Does the result depend on the mass of the coin? Yes No Explain your answer.

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