A mass m1 = 10.5 kg, with initial velocity Vo : 12.5 m/s, strikes a mass-spring system m2 7.25 kg, initially at rest but able to recoil. Assume the spring is massless and the surface horizontal and frictionless. See the figure below. If the collision is completely elastic, what are the final speeds V1 and V2 of m1 and m2, respectively?

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter9: Dynamics Of A System Of Particles
Section: Chapter Questions
Problem 9.42P
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A mass m1 = 10.5 kg, with initial velocity Vo :
12.5 m/s, strikes a mass-spring system m2
%D
=
7.25 kg, initially at rest but able to recoil.
Assume the spring is massless and the surface
horizontal and frictionless. See the figure
below. If the collision is completely elastic, what
are the final speeds V1 and V2 of m1 and m2,
respectively?
Transcribed Image Text:A mass m1 = 10.5 kg, with initial velocity Vo : 12.5 m/s, strikes a mass-spring system m2 %D = 7.25 kg, initially at rest but able to recoil. Assume the spring is massless and the surface horizontal and frictionless. See the figure below. If the collision is completely elastic, what are the final speeds V1 and V2 of m1 and m2, respectively?
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