Three blocks of masses 10.0 kg, 5.0 kg and 3.0 kg are connected by two light strings that pass over frictionless pulleys as shown below. The acceleration of the 5.0 kg block is 2.5 m/s? to the left, and the surfaces are rough. The 10.0 kg block is moving downwards. 5.00 kg T T 3.00 kg 10.0 kg 25.0° Find the coefficient of kinetic friction between the blocks and surfaces. (Assume the same coefficient for both blocks in contact with surfaces.)

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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: