homework5_f11 - 3.3) a) x(t) = -0.0333cos(20t)...

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ME 461 – Mechanical Vibrations Homework #5 Due Friday, October 7, 2010 Reading Sections 3.1-3.3 Homework Problems th ), and 3.24 (3.19 – 4 th ) Answers 3.1) a) 0.0125m, b) 0.015m, and c) 0.0185m
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Unformatted text preview: 3.3) a) x(t) = -0.0333cos(20t) +0.1333cos(10t) b) x(t) = -0.1333cos(20t) +0.5 sin(20t) + 0.1333cos(10t) 3.8) m = 9.12 kg 3.19) x(t) =2.526sin(8t) 3.24) ss (t) = (-8.572 x 10-4 )sin(104.72t) (rad)...
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