Multiple choice

Which of the following correctly defines the intensity of sound?

  1. It is defined as number of vibrations per second.

  2. It is defined as one complete cycle of the periodic motion of the particle of the medium.

  3. It is defined as the maximum displacement of a particle of vibrating body producing sound.

  4. It is defined as the amount of sound energy passing per second through unit area.

  5. It is defined as the distance between two consecutive compressions or rarefactions.

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

Intensity is defined as the amount of sound energy passing per second through unit area.

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