Phy 221 Test #5 Sample

Phy 221 Test #5 Sample - Physics 221 Test #5 Sample...

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Physics 221 Test #5 Sample Multiple Choice: Answer each of the following by filling in the appropriate circle on the accompanying opscan sheet. Be sure to read each question carefully and use the blue side of the answer sheet. 1. A humming bird’s wings are beating with a frequency of 120Hz. What's the time required for one oscillation? A) 120sec B) 8.33sec C) 1.20ms D) 8.33ms 2. A building is seen to oscillate with a period of 12.3sec. What's its frequency? A) 0.0813Hz B) 1.12sec C) 3.08Hz D) 0.0813sec 3. Below is a graph of an object under going harmonic motion. In addition to the oscillations, what else is happening? A) A force is dampening the motion. B) A force is producing resonance. C) A force is critically dampening the motion. D) None of these. 4. Which of the following could be considered to be a resonating harmonic oscillator? A) Your eardrum being stimulated by a 2 to 4 kHz sound wave. B)
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Phy 221 Test #5 Sample - Physics 221 Test #5 Sample...

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