A closed organ pipe has a fundamental frequency of 1.5 kHz. The number of overtones that can be distinctly heard by a person with this organ pipe will be: (Assume that the highest frequency a person can hear is 20, 000 Hz)

A closed organ pipe has a fundamental frequency of 1.5 kHz. The number of overtones that can be distinctly heard by a person with this organ pipe will be: (Assume that the highest frequency a person can hear is 20, 000 Hz)

1 Answer

127 votes

For closed organ pipe, resonate frequency is odd multiple of fundamental frequency

∴(2n+1) f_{0}^{ }^{ }20, 000

(f_{0} is fundamental frequency=1.5 KHz)

∴n=6

∴Total number of overtone that can be headed is 7. (0 to 6).

127 votes

127