Importance of Acoustics MCQ Questions Online PDF Download
Importance of acoustics MCQs, importance of acoustics quiz answers pdf to study high school physics for online degree courses. Learn sound Multiple Choice Questions and Answers (MCQs), "importance of acoustics" quiz questions and answers for online high school courses. Learn sound and sound waves, physics: sound waves, noise pollution, importance of acoustics test prep for distance learning classes.
"The technique or method to absorb undesirable sounds by soft and porous surface is called" Multiple Choice Questions (MCQ) on significant figures with choices acoustic protection, unacoustic protection, audible protection, and decibel protection for online high school courses. Free physics student portal for online learning sound quiz questions for virtual high school.
MCQs on Importance of Acoustics PDF Download
MCQ: The technique or method to absorb undesirable sounds by soft and porous surface is called
- acoustic protection
- unacoustic protection
- audible protection
- decibel protection
A
MCQ: When sound interacts with materials and boundaries, it displays all the properties of
- heat
- waves
- light
- electricity
B
MCQ: Both bats and dolphins can “see” using
- electric waves
- light waves
- heat waves
- sound waves
D
MCQ: Soft materials absorb a large amount of
- heat energy
- light energy
- electromagnetic waves
- sound energy
D
MCQ: The echo of sound is more prominent if the surface is
- soft
- rigid
- porous
- smooth
B