WBCS.LIVE practice question

Sonic boom is produced when a source of sound travels at a speed:

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

Answer options

  1. greater than the speed of light.
  2. greater than the speed of sound.
  3. lesser than the speed of sound.
  4. equal to the speed of sound.

Correct answer and explanation

Correct answer: greater than the speed of sound.