loudness is expressed in terms of
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Explanation:
- Loudness is expressed in the terms of Decibels (dB).
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Loudness of ssoundis the effect produced in the brain by the sound of different frequencies. The Loudness of the sound depends on the distance of the observer from the source of sound. Lesser the distance louder the sound . It increases with increase in amplitude( magnitude of maximum displacement of a vibrating particle about its mean position) and the area of the vibrating body .
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Answer:
The loudness of a sound relates the intensity of any given sound to the intensity at the threshold of hearing. It is measured in decibels (dB).
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