Mach number is used in connection with the speed of?
مچ نمبر کی رفتار کے سلسلے میں استعمال کیا جاتا ہے؟
- Sound
- Aircraft
- Spacecraft
- Ships
Explanation
The Mach Number is the ratio of the speed of a body to the speed of sound in the undisturbed medium through which the body is traveling.
Therefore, when an aircraft is flying at Mach 1 if its speed is equal to the speed of sound in the air.
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