Select the most appropriate one-word substitution for the given words.
Speed greater than that of sound
Show answer & explanation
Correct answer: B
Explanation
The correct answer is Option 2 i.e. supersonic.
- Speed greater than that of sound is known as supersonic.
- Cacophony is a harsh or jarring sound.
- A harmonic is a wave whose frequency is an integral multiple of the frequency of the same reference signal or wave.
- Subsonic is relating to or flying at a speed or speeds less than that of sound.