1 In the diagram shown, each barrel has a mass of 15.2kg. The angle 0 = 145°. a. Draw a free body diagram for a system that includes only the lower barrel. b. Draw a free body diagram for a system that includes only the upper barrel. c. Draw a free body diagram for a system that includes both barrels.

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: