Unit_9_sample_test_answers - Answers to Physics 1101 "Unit...

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Answers to Physics 1101 “Unit 9 a sample test” Question Answer Comments 1 B 2 D T cos 60° = f 3 A 6.0 N north + 6.0 N west = 6.0 ! 2 N northwest 4 C v 2 = T / " 5 D T = m v 2 / r 6 D vertical component of angular momentum is conserved 7 A momentum is conserved by the collision 8 B buoyant force = weight of water displaced 9 D ½ m v i 2 + mgh = ½ m v f 2 10 A Q = Mc # T = 0.75( ½ M v i 2 + Mgh ) 11 A 12 E n = 2;
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This note was uploaded on 09/08/2009 for the course PHYS 1101 taught by Professor Richardson, b during the Fall '08 term at Cornell University (Engineering School).

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