Question

3. Loudness is the characteristic of sound by which the shrillness can be detected.​

Answer 1

Answer:

Shrillness of the sound produced by a body is determined by the frequency of the vibrating body. The loudness of sound is determined, in turn, by the intensity of sound. Intensity is a measure of the amount of energy in sound waves. The unit of intensity is the decibel (dB).

Explanation:

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