A box lying on a horizontal frictionless surface is pulled by a horizontal force of 100 N. The box is displaced 3m to the right. Calculate the work done by the force on the box in Joules. (Indicate the numerical answer only and no unit anymore.) Calculate the work done in Joules on a box lying on a horizontal frictionless surface, by a 200 N force, which acts at an angle of 20 degrees to the horizontal. The force displaces the box 5 m. (Round

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