The intensity of sound is proportional to square of________.
The loudness of sound is directly proportional to the square of the amplitude
if the ratio of the intensities of 2 sounds is 4:9 , what is ratio of their amplitude ?
(Given : Intensity is directly proportional to the square of amplitude )
The intensity of light is inversely proportional to the square of distance from the source of light.
Loudness of a sound is directly proportional to the square of: