physics 207 exam 1 solution

Physics 207 exam 1 - Physics 207 Exam 1 Name Key Section Instructions 1 Dont forget to write down your name and section number 2 Only one answer is

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Physics 207 Exam 1 Sept 30, 2005 Name: Key Section: Instructions: 1. Don’t forget to write down your name and section number. 2. Only one answer is allowed for each multiple-choice question. 3. Except for those multiple-choice problems, reasonable amount of middle work is required to support your final answers. 4. Be aware that intermediate steps earn credits even if the final answer is incorrect. 5. Erase (or cross out) formulas or statements you don’t consider correct. Grading is based on everything you have written down, not just the “correct” part.
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Problem 1: multiple-choice questions (30 points, 3 points each): Circle (or underline) the correct answer for each question below. Only one correct answer per question is expected. Answer with more than one choice earns zero credit. (1) The number of significant figures of 0.005400m is (a) 6; (b) 2; (c) 4 ; (d) 7. (2) On earth, an object of 1kg weights about 10N. On the moon, the same object would have: (a) same mass but weight more; (b) same mass but weight less ; (c) less mass and less weight; (d) less mass and same weight. (3) The number of inertial reference frame is (a) 0; (b) 1; (c) infinity ; (d) larger than 1 but finite. (4) The distance an object travels in a time interval is ________ the magnitude of the displacement in the same interval. (a) always no large than; (b) always no less than
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This note was uploaded on 07/28/2010 for the course PHYS 207 taught by Professor Winnokur during the Fall '06 term at Wisconsin.

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Physics 207 exam 1 - Physics 207 Exam 1 Name Key Section Instructions 1 Dont forget to write down your name and section number 2 Only one answer is

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