exam1_04 - 77777 77777 Instructor: J. Ipser PHYSICS...

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77777 77777 Instructor: J. Ipser PHYSICS DEPARTMENT PHY 2004 1st Exam February 9, 2004 Name (print, last first): Signature: On my honor, I have neither given nor received unauthorized aid on this examination. YOUR TEST NUMBER IS THE 5-DIGIT NUMBER AT THE TOP OF EACH PAGE. (1) Code your test number on your answer sheet (use 76–80 for the 5-digit number) . Code your name on your answer sheet. DARKEN CIRCLES COMPLETELY . Code your UFID number on your answer sheet. (2) Print your name on this sheet and sign it also. (3) Do all scratch work anywhere on this exam that you like. At the end of the test, this exam printout is to be turned in. No credit will be given without both answer sheet and printout with scratch work most questions demand. (4) Blacken the circle of your intended answer completely, using a #2 pencil or blue or black ink . Do not make any stray marks or some answers may be counted as incorrect. (5) The answers are rounded off. Choose the closest to exact. There is no penalty for guessing. (6) Hand in the answer sheet separately. g = 9 . 80 m/s 2 1. A hiker walks toward the east for 20 s at a constant speed of 0.75 m/s, and then toward the north for 30 s at a constant speed of 1.25 m/s. What is the magnitude of the average velocity vector for the trip in m/s? (1) 0.8
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exam1_04 - 77777 77777 Instructor: J. Ipser PHYSICS...

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