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315 HW_4

# 315 HW_4 - 4383 0 06608cos(10 t 1326 meter 3.28 θ t = 9...

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North Carolina State University Department of Mechanical and Aerospace Engineering MAE 315-1 Dynamics of Machines Summer I, 2010 Homework #4: Due date June 8, 2010 Rao’s Textbook problems: 3.8, 3.20, 3.22, 3.28, 3.39, 3.51, 3.56. Answers: 3.8: m = 9 . 1189 kg . 3.20: θ ( t ) = - 0 . 007772 cos(104 . 72 t ) rad . 3.22: x ( t ) = 0 . 4959 e - 2 t cos(19 . 8998 t
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Unformatted text preview: . 4383) + 0 . 06608cos(10 t-. 1326) meter . 3.28: θ ( t ) = 9 . 2028 × 10-4 sin( ωt-1 . 554) rad . 3.39: x p ( t ) = 0 . 001136cos( ωt + 13 . 1287 ◦ ) meter . 3.51: x p ( t ) = 1 . 11 × 10-4 sin(314 . 16 t + 4 . 05 ◦ ) meter . 3.56: m o ge = 1 . 4195 N · m . 1...
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• Summer '08
• WU
• University of North Carolina at Chapel Hill, North Carolina State University, North Carolina State, Mechanical and Aerospace Engineering, 9.1189kg

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