11. Momentum & Impulse
Completely Inelastic Collisions
Multiple Choice
Multiple ChoiceA 70-kg hockey player skates on frictionless ice at 5m/s. An opposing player of mass 110kg collides head-on with him at 4m/s. The two players become entangled after the collision and move together. Determine their final velocity.
A
0.5 m/s in the direction of the opposing player
B
0.5 m/s in the direction of the 70 kg player
C
4.39 m/s in the direction of the opposing player
D
4.39 m/s in the direction of the 70 kg player
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