Appendix H. Answers to Problems in Part II

2. a. 111.25 N
- b. 73 kg
- c. 27.94 cm
- d. 6.1 m/s
- e. 2.84 liters
3. a. 50 cm
- b. 22.4 cm
- c. 54 cm
- d. 71.7 cm
4. a. x = 40.78 m/sec; y = 19.02 m/sec
- b. x = – 60.1 N; y = 60.1 N
- c. x = 75.85 kg; y = –90.39 kg
- d. x = – 21.65 m/s2; y = –12.5 m/s2
5. s = 28 meters; d = 12 meters
6. x = 627.8 N; y = 168.2 N
7. V = 28.65 m/s; v = 93.98 ft/s; θ = 29.25 degrees or .51 radians
8. Horizontal (x) = 103.4 N; vertical (y) = 37.6 N
9. c. 1992 m at 106°
- e. Rectangular = –535 m, 1919 m Polar = 1992 m, –74 degrees or 106 degrees from start
10. x = 112.5 lb; y = 51 lb; R = 123.5 lb; θ = 24°
11. b. x (stabilizing) ≊ 834.5 N; y (rotary) ≊ 337 N
12. 1359 N; θ = 20 degrees

3. 1500 m = 12.19 m/s
- 5000 m = 11.27 m/s
- 10,000 m = 11.09 m/s
5. t = .177 sec
7. t = 3.9 sec up; total = 7.8 sy = 38.2 m/s
11. t = 3.46 sec; s = 58.7 meterst = 2.4 sec; s = 49.88 meters
12. Start of force: ω = 1089.7 deg/sec (19 rad/sec)
- Contact: ω = 1153.8 deg/sec (20 rad/sec)v = 7 m/s

Get Free Access Through Your Institution

Learn how to see if your library subscribes to McGraw Hill Medical products.

Subscribe: Institutional or Individual

This div only appears when the trigger link is hovered over. Otherwise it is hidden from view.