Importance of Acoustics MCQs Test and Answers pdf Download

Practice importance of acoustics MCQs and physics for test prep and learning. Free sound notes has multiple choice questions (MCQ) with importance of acoustics quiz as soft materials absorb large amount of with answering options heat energy, light energy, electromagnetic waves and sound energy for exam preparation. Study to learn importance of acoustics quiz with MCQs to find questions answers based online tests.

MCQs on Importance of Acoustics

MCQ. Soft materials absorb large amount of

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

D

MCQ. Multiple reflections are called

  1. reverberations
  2. refraction
  3. echo
  4. compressions

A

MCQ. Technique used to absorb noise by using soft and porous surfaces is called

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

A

MCQ. Echo of sound is more prominent if surface is

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

B