WBCS.LIVE practice question

Which among the following is true for propagation of sound waves?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Sound can travel in vacuum and it is a longitudinal wave in air.
  2. Sound can travel in vacuum and it is a transverse wave in air.
  3. Sound cannot travel in vacuum and it is a longitudinal wave in air.
  4. Sound cannot travel in vacuum and it is a transverse wave in air.

Correct answer and explanation

Correct answer: Sound cannot travel in vacuum and it is a longitudinal wave in air.