[" The fundamental frequency in an open organ pipe "],[" is equal to the third harmonic of a closed organ "],[" pipe.If the length of the closed organ pipe is "],[20cm," the length of the open organ pipe is "]

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe.If the length of the closed organ pipe is 20 cm, the length of the open organ pipe is

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe. If the length of the closed organ pipe is 20 cm, the length of the open organ pipe is

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe. If the length of the closed organ pipe is 20 cm, the length of the open organ pipe is

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe. If the length of the closed organ pipe is 20 cm, the length of the open organ pipe is

The fundamental frequency in an open organ pipe is equal to the third harmonic of a closed organ pipe . If the length of the closed organ pipe . If the length of the closed organ of a closed organ pipe is 20 cm , the length of the open organ pipe is

The fundamental frequency of an open organ pipe is same as that of the first overtone frequency of a closed organ pipe. If the length of open organ pipe is 100 cm then length of closed pipe is