04_InstSolManual_PDF_Part4

04_InstSolManual_PDF_Part4 - 4-4 Chapter 4 acceleration and...

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4.11. Set Up: Let be the direction of the force. Use the information about the motion to find the acceleration and then use to calculate m . Solve: gives Reflect: The mass determines the amount of acceleration produced by a given force. 4.12. Set Up: Solve: (a) (b) 4.13. Set Up: An object with mass 1.00 kg weighs 2.205 lb. 1 Solve: (a) Or, (b) We could also convert 0.900 slug to 13.13 kg and 4.14. Set Up: An object of mass 1 kg weighs 2.205 lb. Solve: (a) (b) Yes, an adult collie should weigh much more than this, perhaps 40 lbs. (c) Yes, this is over twice the weight of an average person. 4.15. Set Up: Solve: (a) (b) (c) 4.16. Set Up: Solve: (a) a typical adult weighs much more than this. (b) a typical adult weighs much less than this. (c) About 180 lbs. (d) A typical adult female weighs about (e) babies rarely weigh much more than 10 lbs. w 5 mg 5 1 1.0 slug 21 32.2 ft / s 2 2 5 32 lb; m 5 w g 5 623 N 9.80 m / s 2 5 60 kg 1 140 lbs 2 1 1 N 0.2248 lb 2 5 623 N, w 5 mg 5 1 100 slugs 21 32.2 ft
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This note was uploaded on 03/06/2009 for the course PHYS 114 taught by Professor Shoberg during the Spring '07 term at Pittsburg State Uiversity.

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