Physics, 04.01.2020 00:31 Wemaybewrong

Achild pulls a 15 kg sled containing a 5.0 kg dog along a straight path on a horizontal surface. he exerts a force of 55 n on the sled at an angle of 20 degrees above the horizontal. the coefficient of friction between the sled and the surface is 0.22.calculate the word done by the child's pulling force as the system moves a distance of 7.0 m.

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Achild pulls a 15 kg sled containing a 5.0 kg dog along a straight path on a horizontal surface. he...

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