09_P58InstructorSolution

09_P58InstructorSolution - 9.58. Model: Model the two balls...

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9.58. Model: Model the two balls of clay as particles. Our system comprises these two balls. Momentum is conserved in the perfectly inelastic collision. Visualize: Solve: The x- component of the final momentum is ( ) ( ) fi1 i 2 i 12 xx x x ppm v m v == + () ( ) ( )( ) 0.020 kg 2.0 m/s 0.030 kg 1.0 m/s cos30 =− ° 0.0140 kg m/s = The y -component of the final momentum is ( ) ( ) i 2 i yy y y v m v + ( ) ( )( ) 0.02 kg 0 m/s 0.03 kg 1.0 m/s sin30
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