Exam-1-05 - LAST NAME: . First name and initial: DO NOT...

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DO NOT OPEN YOUR EXAM UNTIL TOLD Exam I, Phys 172, Spring 2009 EXAM # 05 1. Record your two-digit exam version number on scantron form in the field “Test/Quiz number”. Please do not omit leading zero. 2. Write your name in the top-right corner here and on the scantron form 3. Record your PUID number in the respective field on your scantron form Do not use other paper. Write on the back of this test if needed . The page with major equations is provided with this exam (in the back) Circle your answers here and on scantron form. At the end of the exam, you will return scantron form and this printout with circled answers to your TA. LAST NAME: ………………………. First name and initial:
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Problems 1-3: A bug with mass 1 g traveling at velocity <-10,0,0> m/s hits a car with mass 1000 kg traveling at velocity <50,0,0> m/s and sticks to its windshield. Problem 1 What is the change in the momentum of the bug? A) <0.05, 0, 0> kg . m/s B) <60, 0, 0> kg . m/s C) <0.06, 0, 0> kg . m/s D) <-0.06, 0, 0> kg . m/s E) <-50, 0, 0> kg . m/s Problem 2 What is the change in the momentum of the car due to the collision with the bug? A) <0, 0, 0> kg . m/s B) <-0.06, 0, 0> kg . m/s C) <60, 0, 0> kg . m/s D) <0.06, 0, 0> kg . m/s E) <-50, 0, 0> kg . m/s Problem 3 Estimate the change in the velocity of the car due to the collision with the bug? A)
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This note was uploaded on 11/02/2009 for the course PHYS 172 taught by Professor ? during the Spring '08 term at Purdue University-West Lafayette.

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Exam-1-05 - LAST NAME: . First name and initial: DO NOT...

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