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Grade 12th passIIT JEE Entrance Exam

a source of sound in the shape of a long narrow cylinder rediatibng sound waves normal to the axis of the cylinder. 2 points p and q are at perpen. distances 9 and 25 metre from the axis. the ratio of the amplitudes of the waves at p and q is?

Profile image of akshay das
8 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
6 Years ago
Dear Akshay
 
For a cylindrical source, intensity ∝ 1/distance ∝ (amplitude)^2
 
Hope it helps
 
Thanks and regards

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