Question

The degree of sensation of sound in an ear is known as ________.

Answer 1

1. Loudness is a characteristic of sound and is the degree of sensation of sound.
2. Two sounds with the same frequency and pitch can be distinguished from one another on the basis of loudness.
3. It depends upon the amplitude and intensity of the sound wave.
4. More is the amplitude, louder is the sound i.e. Amplitude of the sound wave ∝ Loudness of the sound.
5. It is measured in decibels (dB).

Hence, the degree of sensation of sound in the ear is known as ​Loudness.