The freight cars A and B have a mass of 20,000kg and 15,000kg respectively. Determine the velocity of A after collision if the cars collide and rebound, such that B moves to the right with a speed of 2 m/s. If A and B are in contact for 0.5 seconds, find the average impulsive force which acts between them. 3 m/s 1.5 m/s B

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Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 47A
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The freight cars A and B have a mass of 20,000kg and 15,000kg respectively. Determine the
velocity of A after collision if the cars collide and rebound, such that B moves to the right with a
speed of 2 m/s. If A and B are in contact for 0.5 seconds, find the average impulsive force which
acts between them.
3 m/s
A
1.5 m/s
В
Transcribed Image Text:The freight cars A and B have a mass of 20,000kg and 15,000kg respectively. Determine the velocity of A after collision if the cars collide and rebound, such that B moves to the right with a speed of 2 m/s. If A and B are in contact for 0.5 seconds, find the average impulsive force which acts between them. 3 m/s A 1.5 m/s В
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