Question

what do you mean by loudness of sound? how is it expressed?
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Answer 1

Answer:

The loudness of sound depends on the amplitude of vibration of the vibrating objects. The loudness of sound is expressed in decibel.

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Answer 2

Answer:

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▶️ It is a sensation produced in the ear which enables us to distinguish between loud and soft voice.

▶️It is determined by the amplitude of the wave.

▶️ loudness is sound in expressed as decibels (dB).

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