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Importance of Acoustics MCQs App Download & e-Book | 1127

MCQ: 1127

The technique used to absorb noise by using soft and porous surfaces is called

  1. acoustic protection
  2. refraction
  3. absorption
  4. semi lunar protection

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Importance of Acoustics Apps (Android & iOS)

Importance of Acoustics App

10th Grade Physics Apps (Android & iOS)

10th Grade Physics App

SAT Physics Apps (Android & iOS)

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9th Grade Physics Apps (Android & iOS)

9th Grade Physics App