An object moving with a Mach number greater than 1 is travelling at a speed described as?

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1. An object moving with a Mach number greater than 1 is travelling at a speed described as?

Supersonic

Subsonic

Exactly the speed of sound

Below the speed of sound

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A Mach number greater than 1 means the object is travelling faster than the local speed of sound — a speed described as supersonic.