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In sound waves, the degree of diffraction is proportional to ____

8. In sound waves, the degree of diffraction is proportional to ____.

1. The wavelength of the sound
2. The size of the obstruction
3. Both A and B
4. None of the mentioned above

Answer: B) The size of the obstruction

Explanation:

The degree of diffraction is proportional to the size of the obstruction. In sound waves, the degree of diffraction is proportional to the wavelength of the sound waves and the size of the obstacle or opening that the sound waves encounter.