Musical sound | Noise |
(i) Musical sound is pleasant, smooth and agreeable to the ear. | (i) Noise is unpleasant, jarring and disagreeable to the ear. |
(ii) It is produced by periodic vibrations which are regular and continuous. | (ii) It is produced by irregular vibrations which are discontinuous. |
(iii) There are no sudden changes in loudness and pitch of musical sound. | (iii) There are sudden changes in loudness and pitch of noise. |