Question

on what factor does the loudness of sound depends

Answer 1

The loudness of sound is directly proportional to the amplitude of the sound.

Answer 2

Answer:

Loudness of a sound depends on the amplitude of the vibration producing that sound

Explanation:

greater is the amplitude of the vibration, louder is the sound produced by it. The amplitude of the sound depends upon the force with which an object is made to vibrate.