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ICSE /Class 7
Physics MCQ Based On Reflection and absorption of sound
Our free online Physics test quiz for Class 7, ICSE will assist you to improve your Physics skills on every concept in a fun interactive way.
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ICSE Class 7 Physics Reflection and absorption of sound
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Sound waves pass through the object.
Sound absorbers reduce reverberation time.
It is the proportion of incident light reflected by the surface
High-frequency sound will reflect and absorb more.
They will not bounce off.
The surface is convecting.
A sound wave is not absorbed by the material.
This energy increases the movement of particles.
Think about the phenomenon of absorption.
Places where a large crowd gathers
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