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Why is critical Mach number of a sphere higher than a cylinder ?
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Velocity potential of a subsonic compressible flow is \[\phi(x,y) = V_{\infty}x + \frac{5}{\sqrt{1 – M_{\infty}^{2}}}e^{-2\pi\sqrt{1-M_{\infty}^{2}}y}sin2\pi x\] Freestream velocity, pressure and …
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An airfoil is in airflow with \(0.52\) free stream Mach number. Local Mach number at a given point is \(0.82\). …
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What are stagnation pressure and stagnation temperature ?
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A NACA 4421 airfoil having a chord length of \(2\,m\) is flying at an velocity of \(70\,m/s\) at an altitude …
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A NACA 0012 airfoil having a chord of \(2.3\,m\) is in an airstream velocity of \(70\,m/s\) at standard sea level …
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An airplane is flying at an velocity of \(100\,m/s\). Find the pressure coefficient at a point on the surface of …
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A pitot tube of an airplane which is flying at an standard sea level measures a pressure of \(1.09 \times …
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Find the velocity of air in the test section of a low speed open circuit subsonic wind tunnel which has …
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A venturi is attached on a side of an airplane fuselage, has an throat to inlet area ratio of \(0.8\). …
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