Two Adjacent Frequencies of Longitudinal Standing Waves in a Half-Open

question 47

Multiple Choice

Two adjacent frequencies of longitudinal standing waves in a half-open pipe are 1500 Hz and 1620 Hz.What is the fundamental frequency of the longitudinal standing waves in this half-open pipe?

• A)60 Hz
• B)120 Hz
• C)180 Hz
• D)240 Hz

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