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An Aero-plane travels in air of pressure of 1 bar at 10 degree celsuis at a speed of 1800 km/hr. Find the Mach number and Mach angle. Take k=1.4 and R=287 J/Kg K.
written 2.2 years ago by gravatar for sad041261 sad041261 • 20 modified 2.2 years ago by gravatar for Krishna_Agrawal Krishna_Agrawal • 2.7k

What is k=1.4?
fluid mechanics
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written 2.2 years ago by gravatar for Krishna_Agrawal Krishna_Agrawal • 2.7k


Given,

Pressure = 1 bar

Speed (V) = 1800 km / hr = 500 m/s

K = 1.4

R = 287 J/kg K

Temperature (t) = 10˚ C

T = 10 + 273 = 283 k



As we know, the velocity of sound is (adiabatic process) -

$C = \sqrt{KRT} …

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Can you please improve the Tag for this question

2.2 years ago by prakhar1144 ★ 5.0k
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