Pre- and post-collision information is shown. Identify the collision parameters that are consistent with the indicated change in momentum.
Initial State
Collision Parameters
Final State
v = 12 m/s
v=8 m/s
w
8 kg
8 kg
W
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(A + sign indicates a rightward direction; a - sign indicates a leftward direction.)
F=-16 N,
Δt = 2s
Ap =
-4 kg•m/s
Impulse =
-80 Nos
F = -32 N
Δt = 2s
Ap =-20 kg-m/s