Q. What is Mach number?

(A) speed of object * speed of sound
(B) speed of object /speed of sound
(C) speed of object + speed of sound
(D) speed of object- speed of sound

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✅ Correct Answer: (B) speed of object /speed of sound

Explanation: mach number is defined as the ratio of the speed of an object to the speed of sound. mach number is denoted by ‘m’.

Published by Mr. Dubey ⭐ 111.54K Points at 26-Oct-2023 09:02 pm in Thermal Engineering

Explanation by: Mr. Dubey

mach number is defined as the ratio of the speed of an object to the speed of sound. mach number is denoted by ‘m’.

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