Practice Test 3 for Test 2

# Practice Test 3 for Test 2 - Name: Section: Practice Test 3...

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Name: Section: Practice Test 3 for Test 2 Assignment Due:Wednesday 10-8-2008 Practice Test Problem 3.1 In a later race, Bowser is upset about you hitting him with a turtle shell and decides to get even. Bowser, traveling with a velocity of +45m / s , rear-ends you. Before the collision, your velocity was +20m / s . Bowser’s inertia is the same as before, 130kg , and your inertia is 75kg . The bumper on your Mario Kart has a coeFcient of restitution of 0 . 8 . (a)[14 pt(s) ]What are the ±nal velocities of both you and Bowser after the collision? (b)[9 pt(s) ]What is the convertible Kinetic Energy for this collision? Practice Test Problem 3.2 After the ±rst test you went back to your room to play some much needed Mario Kart. During the game play you shoot a 60kg turtle shell at Bowser, who has a mass of 130kg , so that it hits him head-on and sticks to his bumper. Bowser had an initial speed of 10m / s and after the collision, he and the the turtle shell had a speed of 5m / s in the direction opposite Bowser’s original motion. (Yes, this is a huge turtle

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## This note was uploaded on 09/25/2008 for the course PHYS 2054 taught by Professor Stewart during the Fall '08 term at Arkansas.

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Practice Test 3 for Test 2 - Name: Section: Practice Test 3...

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