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A Boy Pulls a Wooden Box Along a Rough Horizontal

Question 10

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A boy pulls a wooden box along a rough horizontal floor at constant speed by means of a force A boy pulls a wooden box along a rough horizontal floor at constant speed by means of a force as shown. In the diagram f is the magnitude of the force of friction, N is the magnitude of the normal force, and F<sub>g</sub> is the magnitude of the force of gravity. Which of the following must be true? A) P = f and N = F<sub>g</sub><sub> </sub> B) P = f and N > F<sub>g</sub><sub> </sub> C) P > f and N < F<sub>g</sub> D) P > f and N = F<sub>g</sub> E) none of these as shown. In the diagram f is the magnitude of the force of friction, N is the magnitude of the normal force, and Fg is the magnitude of the force of gravity. Which of the following must be true? A boy pulls a wooden box along a rough horizontal floor at constant speed by means of a force as shown. In the diagram f is the magnitude of the force of friction, N is the magnitude of the normal force, and F<sub>g</sub> is the magnitude of the force of gravity. Which of the following must be true? A) P = f and N = F<sub>g</sub><sub> </sub> B) P = f and N > F<sub>g</sub><sub> </sub> C) P > f and N < F<sub>g</sub> D) P > f and N = F<sub>g</sub> E) none of these


A) P = f and N = Fg
B) P = f and N > Fg
C) P > f and N < Fg
D) P > f and N = Fg
E) none of these

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