A horizontal spring is compressed by 25.0 cm. A 640.0 g box is then placed against the spring and then released. After travelling 3.15 m from the release point, the speed of the mass is 5.68 m/s. The coefficient of friction is 0.34. What is the spring constant of the spring?

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A horizontal spring is compressed by 25.0 cm. A 640.0 g box is then placed
against the spring and then released. After travelling 3.15 m from the release
point, the speed of the mass is 5.68 m/s. The coefficient of friction is 0.34.
What is the spring constant of the spring?
mi
Tum
Tm
=
Transcribed Image Text:N 2. A horizontal spring is compressed by 25.0 cm. A 640.0 g box is then placed against the spring and then released. After travelling 3.15 m from the release point, the speed of the mass is 5.68 m/s. The coefficient of friction is 0.34. What is the spring constant of the spring? mi Tum Tm =
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