An organ pipe open at both ends has a radius of 4.0 cm and a length of 6.0 m. What is the frequency (in Hz) of the third harmonic? (Assume the velocity of sound is 344 m/s.)
A) 76
B) 86
C) 54
D) 28
E) 129

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The Answer of An organ pipe open at both ends has a radius of 4.0 cm and a length of 6.0 m. What is the frequency (in Hz) of the third harmonic? (Assume the velocity of sound is 344 m/s.)
A) 76
B) 86
C) 54
D) 28
E) 129

An Organ Pipe Open at Both Ends Has a Radius