# Ch01 - x axis a − 3 4 b(4 5 c − 5 3 d(5 − 2 35 A...

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Chapter 1, Introduction C HAPTER 1 6. Note the expression: y = x 2 . Which statement is most consistent with this expression? a . i f y doubles, then x quadruples b . y is greater than x c . i f x doubles, then y doubles d . i f x doubles, then y quadruples 9. Note the expression: y = A/x 3 . Which statement is most consistent with this expression? a . y is less than A b . i f x is halved, y is multiplied by eight c . i f x is doubled, y is multiplied by a factor of 8 d . y is greater than x 12. If the displacement of an object, x , is related to velocity, v , according to the relation x = A v , the constant, A , has the dimension of which of the following? a. acceleration b. length c. time d. area 24. Suppose an equation relating position, x , to time, t , is given by x = b t 3 + c t 4 , where b and c are constants. The dimensions of b and c are respectively a . T 3 , T 4 . b. 1/T 3

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Unformatted text preview: x axis? a. ( − 3, 4) b. (4, 5) c. ( − 5, 3) d. (5, − 2) 35. A right triangle has sides 5.0 m, 12 m, and 13 m. The smallest angle of this triangle is nearest 1 Chapter 1, Introduction a. 21 o b. 23 o c. 43 o d. Not attainable since this is not a right triangle. 36. Areas always have dimensions ____ while volumes always have dimensions ____. a. m 2 , m 3 b. L 2 , L 3 c. Both a and b are correct. d. No answer is correct because of the “always”. C HAPTER 1 - A NSWERS # Ans Difficulty 1. D 1 2. D 1 3. A 1 4. A 2 5. B 2 6. D 1 7. C 1 8. A 1 9. B 1 10. B 1 11. A 1 12. C 1 13. A 1 14. A 2 15. C 2 16. D 1 17. A 1 18. C 1 19. A 1 20. C 1 21. D 1 22. A 1 23. B 2 24. C 2 25. D 2 26. A 2 27. D 3 28. B 2 29. C 2 30. D 3 31. C 2 32. C 2 33. D 1 2 34. A 3 Chapter 1, Introduction 3 35. B 2 36. B 1...
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## This note was uploaded on 07/25/2008 for the course PHY 231C taught by Professor Pratt during the Spring '06 term at Michigan State University.

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Ch01 - x axis a − 3 4 b(4 5 c − 5 3 d(5 − 2 35 A...

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