3) Two masses MA 2.0 kg and mB 5.0 kg are on inclines and are connected together by a string as shown in the figure. (a). Draw a free-body diagram for each of the two objects. (b) Write out Newton's equations of motion for each object in both x and y coordinates. (c) If the coefficient of kinetic between each mass and its incline is μk = 0.30. Determine their acceleration. = MA 51° MB V - 21°

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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: