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A child is sitting on a sled, which is being pulled with a force of 75.0 N at an angle of 20.0 above the horizontal.

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A child is sitting on a sled, which is being pulled with a force of 75.0 N at an angle of 20.0" above the horizontal. The sled is on a flat, horizontal surface of snow. The coefficient of kinetic friction between the sled and the snow is 0.100. The child and sled together have a mass of 60.0 kg. Find the acceleration of the child on the sled

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