Exam 6: Impulse and Linear Momentum

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The graph in the figure shows the x component F of the sum of the forces exerted for 10 s on a 100-kg crate.What is the change in the momentum of the crate during the 10 s that this force acts? The graph in the figure shows the x component F of the sum of the forces exerted for 10 s on a 100-kg crate.What is the change in the momentum of the crate during the 10 s that this force acts?

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A puck with a mass m1 = 50 g moving at 1.0 m/s approaches a stationary puck with a mass m2 = 100 g on a frictionless air table,and they undergo a sudden two-dimensional elastic collision.After the collision,both pucks have identical speeds,but travel in different directions.What is the angle between the original and final paths of puck with mass m1?

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