An Organ Pipe Open at Both Ends Has a Length $340 \mathrm {~m} / \mathrm { s } \text {, }$

question 45

Multiple Choice

An organ pipe open at both ends has a length of 0.80 m. If the velocity of sound in air is $340 \mathrm {~m} / \mathrm { s } \text {, }$ what is the frequency of the second harmonic of this pipe?

• A) 213 Hz
• B) 425 Hz
• C) 638 Hz
• D) 850 Hz

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