NEET2023PhysicsWaves and SoundActual
The 4^ th overtone of a closed organ pipe is same as that of 3^ rd overtone of an open pipe. The ratio of the length of the closed pipe to the length of the open pipe is:
Options
- A9: 8
- B7: 9
- C8: 9
- D9: 7
Correct answer
A. 9: 8
Step-by-step solution
4^ th overtone for closed organ pipe 9^ th harmonic 3^ rd overtone for open organ pipe 4^ th harmonic aligned & 9 ( V 4 I_c )=4 ( V 2 I_o ) & I_c I_o = 9 8 aligned