(a) What is meant by the 'loudness' of sound ? On what factor does the loudness of a sound depend ?
(b) Draw labelled diagrams to represent (a) soft sound, and (b) loud sound, of the same frequency.
(a) How can you show that a sounding tabla is vibrating?
(b) On what factor does the loudness of a sound depend?
How does the loudness of sound depend on its amplitude?