Question

How loudness and pitch of sound depends upon amplitude and frequency

Answer 1

loudness is directly proportional to square of amplitude of the sound wave,higher the louder is the sound and viceversa. loudness of sound depends upon area of vibrating body,density of the medium amplitude.loudnesa is measured in decibel .
pitch depends upon the frequency of sound higher the frequency higher the pitch and viceversa .for eg womens sound pitch is 280hz and that of men is 140hz
hope this helps u