Question

Write the factor on which intensity of sound depends.

Answer 1

Intensity of sound depends on the following factors:

(i) It is directly proportional to the square of the amplitude of vibrations.

(ii) It is inversely proportional to the square of the distance between the source and the observer.

(iii) It is directly proportional to the density of the medium.

(iv) It is directly proportional to the surface area of the vibrating body.

(v) It is directly proportional to the square of the frequency of the source.

(vi) It is directly proportional to the motion of the medium.