On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck B (with mass 0.400 kg), which is initially at rest. After the collision, puck A has a velocity of 0.140 m/s to the left, and puck B has a velocity of 0.620 m/s to the right. Part A What was the speed of puck A before the collision? Express your answer in meters per second. Part B Calculate the change in the total kinetic energy of the system that occurs during the collision. Express your answer in joules.
On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck B (with mass 0.400 kg), which is initially at rest. After the collision, puck A has a velocity of 0.140 m/s to the left, and puck B has a velocity of 0.620 m/s to the right. Part A What was the speed of puck A before the collision? Express your answer in meters per second. Part B Calculate the change in the total kinetic energy of the system that occurs during the collision. Express your answer in joules.
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter11: Collisions
Section: Chapter Questions
Problem 7PQ: Sven hits a baseball (m = 0.15 kg). He applies an average force of 50.0 N. The ball had an initial...
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On a frictionless, horizontal air table, puck A (with mass 0.250 kg) is moving toward puck B (with mass 0.400 kg), which is initially at rest. After the collision, puck A has a velocity of 0.140 m/s to the left, and puck B has a velocity of 0.620 m/s to the right.
Part A
What was the speed of puck A before the collision?
Express your answer in meters per second.
Part B
Calculate the change in the total kinetic energy of the system that occurs during the collision.
Express your answer in joules.
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