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Homework 12

# Homework 12 - lim(kl9356 Homework 12 Weathers(17104 This...

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lim (kl9356) – Homework 12 – Weathers – (17104) 1 This print-out should have 12 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 (part 1 of 2) 10.0 points m 1 1 m 2 before after v v v 2 v m 1 m 2 3 4 α β An m 2 = 1 . 4 kg can of soup is thrown upward with a velocity of v 2 = 5 . 9 m / s. It is immediately struck from the side by an m 1 = 0 . 5 kg rock traveling at v 1 = 8 . 8 m / s. The rock ricochets off at an angle of α = 52 with a velocity of v 3 = 6 . 1 m / s. What is the angle of the can’s motion after the collision? Answer in units of . 002 (part 2 of 2) 10.0 points With what speed does the can move immedi- ately after the collision? Answer in units of m / s. 003 10.0 points Two ice skaters approach each other at right angles. Skater A has a mass of 75 kg and travels in the + x direction at 2 . 58 m / s. Skater B has a mass of 38 . 2 kg and is moving in the + y direction at 1 . 68 m / s. They collide and cling together.

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