Multiple choice

Which of the following does not affect the loudness of a sound?

  1. Amplitude of sound wave

  2. Distance from the source

  3. Shape of a vibrating body

  4. Density of the medium

  5. Presence of resonant body

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The shape of a vibrating body has nothing to do with the loudness of a sound.