The graph in the figure shows the x component of the acceleration of a 2.4-kg object as a function of time (in ms).  (a) At what time(s) does the x component of the net force on the object reaches its maximum magnitude? (a) What is the maximum magnitude of the x component of the net force on the object? (b) What is the x component of the net force on the object at time t = 0 ms and at t = 4 ms?

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A: Mass of each link (m) = 0.123 kacceleration (a = 1.94 ms2 (upwards)

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Q: A block with mass m = 3 kg is pushed against a frictionless wall with force P. where |p| = 20 N,…

A: Given that, Mass = 3 kg Force = 20 N Angle = 700

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”