Importance of Acoustics MCQs & Quiz Online PDF Book Download

Importance of acoustics multiple choice questions (MCQs), importance of acoustics quiz answers to learn high school physics online courses. Sound MCQs, importance of acoustics quiz questions and answers for online school degrees. Sound and sound waves, physics: sound waves, noise pollution, importance of acoustics test prep for high school teacher certification.

Learn physics MCQs: technique or method to absorb undesirable sounds by soft and porous surface is called, with choices acoustic protection, unacoustic protection, audible protection, and decibel protection for online school degrees. Free physics student portal for online learning importance of acoustics quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Importance of Acoustics PDF Book Download

MCQ: 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

A

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

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

B

MCQ: Both bats and dolphins have ability to “see” using

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

D

MCQ: Soft materials absorb large amount of

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

D

MCQ: Echo of sound is more prominent if surface is

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

B