Ch1-5(Review Questions)

Ch1-5(Review Questions) - Review Questions Chap 1Review...

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Unformatted text preview: 2009-03-0512Review Questions: Chap. 1Review Questions: Chap. 11.Consider a pendulum with a concentrated mass mhanging in a massless cord with length l. Is the resultant oscillatory motion linear or nonlinear?2.What happens to the natural frequency, if the mass increases? What about the increase of the stiffness?3.What is the damping ratio which makes the difference of 3% in damped natural frequency from undamped natural frequency? 4How many initial conditions are needed to solve the4.How many initial conditions are needed to solve the governing dynamic equation for the vibration of a simple oscillator? What are the initial conditions and their physical implications? How many unknowns exist in the assumed solution?35.What are the meanings of rad/s, f (Hz), and T (s)? How are they related to each other?6.What is the definition of root-mean-square value and its physical meaning?Review Questions: Chap. 1Review Questions: Chap. 1and its physical meaning?...
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This note was uploaded on 02/11/2010 for the course MECHANICAL ms316 taught by Professor Abduljaba during the Spring '09 term at Kalamazoo.

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Ch1-5(Review Questions) - Review Questions Chap 1Review...

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