Three objects with masses m1= 2.0 kg, m2= 4.0 kg, and m3= 6.0 kg, respectively, are attached by strings over frictionless pulleys as indicated in the figure. The coefficient of kinetic friction between the objects and the floor is 0.15. A force of F=100N is applied horizontally on m3 pulling all the objects to move to the right.  Determine the tension T1 and the acceleration a of the system.

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A:

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Q: T1 T2

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Q: F

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A: Given, Mass of the block, m=19 kg, angle, θ=650, and coefficient of kinetic friction mk=0.15.

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: