Standing Sound Waves: an Organ Pipe Open at Both Ends

question 25

Multiple Choice

Standing sound waves: An organ pipe open at both ends has two successive harmonics with frequencies of 210 Hz and 240 Hz. What is the length of the pipe? The speed of sound is 344 m/s in air.

• A) 5.25 m
• B) 5.73 m
• C) 2.76 m
• D) 4.90 m
• E) 3.62 m

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