QQuestionPhysics
QuestionPhysics
"Which of the following have quantized values? Explain your selections.
A. The pitch of a note played on a slide trombone
B. The pitch of a note played on a flute
C. The wavelengths of light produced by the heating elements in a toaster
D. The wind speed at the top of Mt. Everest"
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Answer
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Step 1
A slide trombone is a brass instrument that uses a sliding mechanism to change the length of the instrument's tubing, which in turn changes the resonant frequency of the air column inside. The pitch of a note played on a slide trombone is determined by the resonant frequency, which can take on any value within a continuous range, depending on the position of the slide. Therefore, the pitch of a note played on a slide trombone is not quantized.
Step 2
A flute is a woodwind instrument that uses a column of air to produce sound. The pitch of a note played on a flute is determined by the length of the air column, which can be adjusted by opening or closing finger holes along the body of the instrument. Similar to the slide trombone, the pitch of a note played on a flute can take on any value within a continuous range, depending on the combination of finger holes that are covered or uncovered. Therefore, the pitch of a note played on a flute is not quantized.
Final Answer
Wind speed is a measure of the rate at which air is moving past a given point. At the top of Mt. Everest, the wind speed can vary continuously depending on a variety of factors, such as atmospheric pressure, temperature, and geographical features. Therefore, the wind speed at the top of Mt. Everest is not quantized. In conclusion, none of the options (A, B, C, or D) have quantized values, as the pitch of a note played on a slide trombone or flute, the wavelengths of light produced by the heating elements in a toaster, and the wind speed at the top of Mt. Everest all vary continuously and are not restricted to specific, discrete values.
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