Lecture 19: Tutorial on Sound Absorbers

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This lecture is a tutorial on sound absorbing materials. Numerical problems on the working of porous sound absorbers, panel sound absorbers, and Helmholtz resonators have been solved.

Acoustic Materials and Metamaterials
Prof. Sneha Singh
Department of Mechanical & Industrial Engineering

IIT Roorkee
  1. IIT Roorkee July 2018
  2. Acoustic Materials and Metamaterials
  3. Prof. Sneha Singh
  4. Department of Mechanical & Industrial Engineering
  5. IIT Roorkee
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For Cylindrical Test sample, Do we need to take surface area of the exposed surface or surface area of the total cylinder?

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