A ball of mass 25 g traveling east at 12 m/s bounces elastically into a 2nd ball of mass 50 g that is traveling west at 4m/s. What are the final velocities and momentum of each ball? (Hint: either solve the systems of equations for momentum and energy simultaneously or come up with a relative velocity system..) Place ball 2 in a moving reference frame so that it's velocity is 0 in this reference frame. In this reference frame ball 1 has 16 m/s initial velocity. Find the final velocities in this moving reference frame. m2 V10 m1 + m2 2m1 m1 V 1F = | v'2F = V10 m1 + m2 Don't forget to come back out of the moving reference frame at the end... (since we added velocities before this time we subtract..

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3. A ball of mass 25 g traveling east at 12 m/s bounces elastically into a 2nd ball of mass 50
that is traveling west at 4m/s. What are the final velocities and momentum of each
ball? (Hint: either solve the systems of equations for momentum and energy
simultaneously or come up with a relative velocity system..)
Place ball 2 in a moving reference frame so that it's velocity is 0 in this reference frame.
In this reference frame ball 1 has 16 m/s initial velocity. Find the final velocities in this
moving reference frame.
m2
V10
m1 + m2
2m1
m1
v'1F
v'2F
V10
m1 + m2
Don't forget to come back out of the moving reference frame at the end... (since we
added velocities before this time we subtract...
Transcribed Image Text:3. A ball of mass 25 g traveling east at 12 m/s bounces elastically into a 2nd ball of mass 50 that is traveling west at 4m/s. What are the final velocities and momentum of each ball? (Hint: either solve the systems of equations for momentum and energy simultaneously or come up with a relative velocity system..) Place ball 2 in a moving reference frame so that it's velocity is 0 in this reference frame. In this reference frame ball 1 has 16 m/s initial velocity. Find the final velocities in this moving reference frame. m2 V10 m1 + m2 2m1 m1 v'1F v'2F V10 m1 + m2 Don't forget to come back out of the moving reference frame at the end... (since we added velocities before this time we subtract...
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