Check sibling questions
Class 9
Chapter 12 Class 9 - Sound (Deleted)

What is loudness of sound? What factors does it depend on?

Answer 

Loudness is defined as a measure of the response of the ear to the sound.

 

Loudness of sound depends upon the amplitude of the sound. More the amplitude, more loud the sound.

Loudness of Sound - NCERT Q16 - Teachoo.jpg

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