Question 1
Two instruments produce a beat frequency of 5 Hz. If one has a frequency of 264 Hz, what could be the frequency of the other instrument?
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269 Hz
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254 Hz
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264 Hz
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5 Hz
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274 Hz
Question 2
Two organ pipes, a pipe of fundamental frequency 440 Hz, closed at one end, and a pipe of fundamental frequency 660 Hz, open at both ends, produce overtones. Which choice below correctly describes overtones present in both pipes?
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After the first overtone of each pipe, every second overtone of the first pipe matches every second overtone of the second pipe.
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After the first overtone of each pipe, every second overtone of the first pipe matches every third overtone of the second pipe.
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After the first overtone of each pipe, every third overtone of the first pipe matches every second overtone of the second pipe.
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After the first overtone of each pipe, every second overtone of the first pipe matches every fourth overtone of the second pipe.
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After the first overtone of each pipe, every third overtone of the first pipe matches every fourth overtone of the second pipe.
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