Class 10 Physics Online Tests
Importance of Acoustics Multiple Choice Questions (MCQ) PDF Download
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Free Importance of acoustics Multiple Choice Questions (MCQ Quiz) with Answers (Importance of Acoustics MCQ PDF Book) download to learn 10th grade physics online courses. Practice Sound Multiple Choice Questions and Answers (MCQs), Importance of Acoustics quiz answers PDF to learn online high school courses. The Importance of Acoustics MCQ App Download: Free learning app for reflection (echo), characteristics of sound, physics: sound waves, sound and sound waves test prep for distance learning classes.
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 to learn online high school courses. Solve sound quiz questions, download Google eBook (Free Sample) for virtual high school.
Importance of Acoustics MCQs: Questions and Answers PDF Download
MCQ 1: The technique or method to absorb undesirable sounds by soft and porous surface is called
- acoustic protection
- unacoustic protection
- audible protection
- decibel protection
MCQ 2: When sound interacts with materials and boundaries, it displays all the properties of
- heat
- waves
- light
- electricity
MCQ 3: Both bats and dolphins can “see” using
- electric waves
- light waves
- heat waves
- sound waves
MCQ 4: Soft materials absorb a large amount of
- heat energy
- light energy
- electromagnetic waves
- sound energy
MCQ 5: The echo of sound is more prominent if the surface is
- soft
- rigid
- porous
- smooth
Class 10 Physics Practice Tests
Importance of Acoustics Learning App & Free Study Apps
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