Two particles move perpendicular to each other until they collide. (Eigure 1)Particle 1 has mass m and momentum of magnitude 2p, and particle 2 has mass 2m and momentum of magnitude p. Note: Magnitudes are not drawn to scale in any of the figures. Figure m 2p Before collision 2m < 1 of 1 After collision 2p Q > 4 Suppose that after the collision, the particles "trade" their momenta, as shown in the figure. That is, particle 1 now has magnitude of momentum p, and particle 2 has magnitude of momentum 2p, furthermore, each particle is now moving in the direction in which the other had been moving. How much kinetic energy, Klost, is lost in the collision? Express your answer in terms of m and p. View Available Hint(s) Klost = Submit Part B Klost = D ID] ΑΣΦ 3 Consider an alternative situation: This time the particles collide completely inelastically. How much kinetic energy Klost is los in this case? Express your answer in terms of m and p. View Available Hint(s) Submit IVE ΑΣΦ ? P Pearson ? D 7:1 10/10/2

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Chapter28: Special Relativity
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Trading Momenta in a Collision
Two particles move perpendicular to each other until they
collide. (Figure 1)Particle 1 has mass m and momentum
of magnitude 2p, and particle 2 has mass 2m and
momentum of magnitude p. Note: Magnitudes
drawn to scale in any of the figures.
are not
Figure
m
2p
Before collision
P
2m
< 1 of 1
After collision
2m
2p
▼
Part A
Klost =
Suppose that after the collision, the particles "trade" their momenta, as shown in the figure. That is, particle 1 now has
magnitude of momentum p, and particle 2 has magnitude of momentum 2p; furthermore, each particle is now moving in the
direction in which the other had been moving. How much kinetic energy, Klost, is lost in the collision?
Express your answer in terms of m and p.
►View Available Hint(s)
Submit
Part B
Klost =
15] ΑΣΦ
Submit
?
Consider an alternative situation: This time the particles collide completely inelastically. How much kinetic energy Klost is los
in this case?
Express your answer in terms of m and p.
►View Available Hint(s)
—| ΑΣΦ
P Pearson
10 of 20
Review | Constant
?
(((
7:1
10/10/2
Transcribed Image Text:Trading Momenta in a Collision Two particles move perpendicular to each other until they collide. (Figure 1)Particle 1 has mass m and momentum of magnitude 2p, and particle 2 has mass 2m and momentum of magnitude p. Note: Magnitudes drawn to scale in any of the figures. are not Figure m 2p Before collision P 2m < 1 of 1 After collision 2m 2p ▼ Part A Klost = Suppose that after the collision, the particles "trade" their momenta, as shown in the figure. That is, particle 1 now has magnitude of momentum p, and particle 2 has magnitude of momentum 2p; furthermore, each particle is now moving in the direction in which the other had been moving. How much kinetic energy, Klost, is lost in the collision? Express your answer in terms of m and p. ►View Available Hint(s) Submit Part B Klost = 15] ΑΣΦ Submit ? Consider an alternative situation: This time the particles collide completely inelastically. How much kinetic energy Klost is los in this case? Express your answer in terms of m and p. ►View Available Hint(s) —| ΑΣΦ P Pearson 10 of 20 Review | Constant ? ((( 7:1 10/10/2
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