A person pulls a 50-kg crate 40 m along a horizontal floor by a constant force...

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A person pulls a 50-kg crate 40 m along a horizontal floor by a constant force Fp 100 N, which acts at a 37° angle as shown in Fig. 6-3. The floor is rough and exerts a friction force Ffr = 50 N. Determine (a) the work done by each force acting on the crate, and (b) the net work done on the crate. Figure 6-3 Ffr F mg Fp 10 = 37° x (40 m) 42 A person pulls a 50-kg crate 40 m along a horizontal floor by a constant force Fp 100 N, which acts at a 37° angle as shown in Fig. 6-3. The floor is rough and exerts a friction force Ffr = 50 N. Determine (a) the work done by each force acting on the crate, and (b) the net work done on the crate. Figure 6-3 Ffr F mg Fp 10 = 37° x (40 m) 42

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