Define intensity of sound and loudness of sound.

Intensity and loudness of sound depends on

Intensity and loudness of sound depends on

What is unit of loudness of sound.

Pitch of the sound means frequency of the sound and loudness of the sound means amplitude.

Unit that you express for loudness of sound

Loudness measures the sound energy reaching the ear per second and depends on the amplitude of the sound wave. What is the unit used to measure the loudness of sound?

Most people interpret a 9.0 dB increase in sound intensity level as a doubling in loudness. By what factor must the sound intensity be increase to double the loudness?