There are two blocks, masses m₁ and m2, attached by a taut, massless string on a frictionless table as shown in the figure. Mass m₁ is pulled with an acceleration a₁. m2 m1 a1 Assume that both blocks have the same acceleration, a₁ = a₂ = a, and if the force required to move the blocks with acceleration a is given by Fnet = Ma, what is the appropriate formula for M for our system of two blocks?

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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: