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State three factors which affect the loudness of sound heard by a listener.
State three factors which affect the loudness of sound heard by a listener.
Class 10 | ICSE | Physics | Selina | Sound
State three factors which affect the loudness of sound heard by a listener.

The following elements influence the loudness of sound heard by a listener:

(i) The square of the amplitude determines the loudness.

(ii) Loudness is inversely proportional to distance squared.

(iii) The loudness of a vibrating body is determined by its surface area.

i

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