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Importance of Acoustics Multiple Choice Questions with Answers – PDF Download

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The MCQ: Technique or method to absorb undesirable sounds by soft and porous surface is called; "Importance of Acoustics" App Download [Free] with answers: acoustic protection, unacoustic protection, audible protection, and decibel protection for online certificate programs. Solve Sound Quiz Questions, download Google e-Book (Free Chapter) for school certificate.

Importance of Acoustics MCQs PDF Download – Prep Test

MCQ 1: The technique or method to absorb undesirable sounds by soft and porous surface is called:

  1. acoustic protection
  2. unacoustic protection
  3. audible protection
  4. decibel protection

MCQ 2: When sound interacts with materials and boundaries, it displays all the properties of:

  1. heat
  2. waves
  3. light
  4. electricity

MCQ 3: Both bats and dolphins can “see” using:

  1. electric waves
  2. light waves
  3. heat waves
  4. sound waves

MCQ 4: Soft materials absorb a large amount of:

  1. heat energy
  2. light energy
  3. electromagnetic waves
  4. sound energy

MCQ 5: The echo of sound is more prominent if the surface is:

  1. soft
  2. rigid
  3. porous
  4. smooth

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SAT Physics MCQs App

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