10_P27InstructorSolution

10_P27InstructorSolution - 10.27. Model: This is the case...

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10.27. Model: This is the case of a perfectly inelastic collision. Momentum is conserved because no external force acts on the system (clay brick). + We also represent our system as a particle. Visualize: Solve: (a) The conservation of momentum equation fi x x p p = is 12 f 1 i i 2 ( ) () xx x mm v m v += + Using i1 0 i2 a n d () 0 , vv v == we get 1 1 i 1 i 1 0 0.050 kg ( ) ( ) 0.0476( ) 0.0476 (1.0 kg 0.050 kg) x x m vvv = = ++ The brick is moving with speed 0 0.048 . v (b) The initial and final kinetic energies are given by
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