In Figure, block A (mass 0.8 kg) slides into block B (mass 1.2 kg), along a frictionless surface.The directions of three velocities before (i) and after (f) the collision are indicated in the figure; the corresponding speeds are vAi =1.9 m/s, vBi =4.9 m/s, and vBf =2.5 m/s.What are the (a) magnitude and (b) direction (left or right) of velocity Vaf? (c) Calculate the total kinetic energy of the system before and after the collision. Is the collision elastic? V BÍ
In Figure, block A (mass 0.8 kg) slides into block B (mass 1.2 kg), along a frictionless surface.The directions of three velocities before (i) and after (f) the collision are indicated in the figure; the corresponding speeds are vAi =1.9 m/s, vBi =4.9 m/s, and vBf =2.5 m/s.What are the (a) magnitude and (b) direction (left or right) of velocity Vaf? (c) Calculate the total kinetic energy of the system before and after the collision. Is the collision elastic? V BÍ
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter9: Linear Momentum And Collisions
Section: Chapter Questions
Problem 41P: Two figure skaters are coasting in the same direction, with the leading skater moving at 5.5 m/s and...
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In Figure, block A (mass 0.8 kg) slides into block B (mass 1.2 kg), along a frictionless surface.The directions of three velocities before (i) and after (f) the collision are indicated in the figure; the corresponding speeds are vAi =1.9 m/s, vBi =4.9 m/s, and vBf =2.5 m/s.What are the (a) magnitude and (b) direction (left or right) of velocity vAf ? (c) Calculate the total kinetic energy of the system before and after the collision. Is the collision elastic?
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