It is observed that during march-past we hear a base drum

Sound (10)

It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums.

  1. Name the characteristic of sound associated with the above observation.
  2. Give a reason for the above observation.

Answer

(i) Loudness

(ii) Base drum has greater surface area compared to the side drums. Loudness is increased with the increase in surface area of vibration.

  • Exam Year: 2019