Importance of Acoustics MCQs Quiz Online PDF Download eBook
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"The technique or method to absorb undesirable sounds by soft and porous surface is called" Multiple Choice Questions (MCQ) on dynamics and friction with choices acoustic protection, unacoustic protection, audible protection, and decibel protection for online high school courses. Practice sound quiz questions for online certificate programs for virtual high school.
MCQs on Importance of Acoustics PDF Download eBook
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