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Unformatted text preview: 3 kg/m 3 3. Y&F 14.26 Lady trying to keep her feet dry. 4. A 0.800-kg ball is tied to the end of a string 1.60 m long and swung in a vertical circle. a) During one complete circle, starting anywhere, calculate the total work done on the ball by i) the tension in the string, ii) gravity. b) Repeat part (a) for motion along a semicircle from the lowest to the highest point on the path. 5. Y&F 7.58 Two animals on wooden rod. 6. Y&F 6.82 Same idea as 6.7, but easier using energy conservation! 7. Y&F 7.74 Package on incline with friction, spring at the bottom....
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This note was uploaded on 12/25/2009 for the course PHYS 1112 taught by Professor Leclair,a during the Spring '07 term at Cornell University (Engineering School).
- Spring '07