A horizontal force Fa = 100 N pushes two blocks up a frictionless 30?? incline, as shown. The masses are m1 = 10.0 kg and m2 = 4.00 kg.. a) What is the acceleration of the blocks? b) What is the magnitude of the contact force between m1 and m2 ?

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A: The free body diagram of the system is as shown below

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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: