F' = F*Cos A = 65*Cos31 = 55.7N = Hor. component = Component that pulls the wagon.
Work = F'*d.
How much work is done by the boy pulling his sister d = 25.0 m in a wagon as shown in figure below? Assume no friction acts on the wagon and he pulls with a force of 65.0 N and at an angle θ = 31.0°.
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