If the mach number o.93 and the local speed sound is 320 m/s, what is the speed of an airplane ?

the answer in the book is 3.0 x 10 to the power of 2m/s =1100 km/h.

please i really need help with this question ??????

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  • ebs
    Lv 7
    6 years ago
    Favorite Answer

    Speed of sound c = 320 m/s.

    Mach number = 0.93

    Speed of an airplane v = 0.93 × 320 = 297.6 m/s = 1071.36 km/h.

    Cheers ebs

  • 6 years ago

    320(.93) = 297.6 m/s

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