Oscillations in many devices such as musical instruments are desirable. However, many oscillations, such as those caused
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Oscillations in many devices such as musical instruments are desirable. However, many oscillations, such as those caused by winds or earthquakes, can be very destructive.
a
Define what is meant by resonant frequency, forced frequency, and mechanical resonance. Give an example of each.
b
Give an example of a structure or machine in which mechanical resonance may be used to advantage. Describe how mechanical resonance is used in this device.
c
Give an example or situation in which oscillations are undesirable. Describe what scientists and engineers can do to eliminate or reduce the effects of unwanted oscillations.
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Auditing A Risk Based Approach to Conducting a Quality Audit
ISBN: 978-1305080577
10th edition
Authors: Karla Johnstone, Audrey Gramling, Larry E. Rittenberg
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