06_InstSolManual_PDF_Part4

06_InstSolManual_PDF_Part4 - / s 2 2 1 32 ft / s 2 21 900.0...

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6.7. Set Up: For Venus, and Use coordi- nates where is toward the sun. Solve: (a) (b) The free-body diagram is shown in Figure 6.7. Figure 6.7 6.8. Set Up: An object moving with speed in an arc of a circle with radius R is in toward the center of the circular path. The normal force is perpendicular to the roadway and the gravity force is downward. The car travels in a horizontal circle, so the acceleration is horizontal. Take to be horizontal, in the direction of Solve: (a) The free-body diagram for the car is given in Figure 6.8. Figure 6.8 gives gives and and b5 12.7°. tan b5 v 2 gR 5 1 80.7 m
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Unformatted text preview: / s 2 2 1 32 ft / s 2 21 900.0 ft 2 5 0.226 1 mg cos b 2 sin b 5 m v 2 R . n 5 mg cos b n sin b 5 m v 2 R . g F x 5 ma x n cos b 5 mg . g F y 5 ma y mg x y n n sin b n cos b b a rad 55.0 mph 5 80.7 ft / s. a S . 1 x a rad 5 v 2 R , v F 5 ma 5 1 4.87 3 10 24 kg 21 0.0113 m / s 2 2 5 5.50 3 10 22 N a rad 5 v 2 R 5 1 3.50 3 10 4 m / s 2 2 1.08 3 10 11 m 5 0.0113 m / s 2 y x F g a rad v 5 2 p R T 5 2 p 1 1.08 3 10 11 m 2 1.94 3 10 7 s 5 3.50 3 10 4 m / s 5 35.0 km / s 1 x m 5 4.87 3 10 24 kg. T 5 224.7 d 5 1.94 3 10 7 s, R 5 1.08 3 10 11 m, 6-4 Chapter 6...
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