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प्रश्न
State three factors on which loundess of sound heard by a listener depends.
उत्तर
The loudness of the sound heard depends on:
(i) Loudness is proportional to the square of the amplitude.
(ii) Loudness is inversely proportional to the square of distance.
(iii)Loudness depends on the surface area of the vibrating body.
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संबंधित प्रश्न
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