327
Points
Questions
27
Answers
66

Velocity potential of a subsonic compressible flow is \[\phi(x,y) = V_{\infty}x + \frac{5}{\sqrt{1 – M_{\infty}^{2}}}e^{2\pi\sqrt{1M_{\infty}^{2}}y}sin2\pi x\] Freestream velocity, pressure and …
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What is the difference between inertial navigation system (INS) and inertial reference system (IRS) in aviation?
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What are form drag and profile drag ?
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What are the roles of ailerons and flaps in an aircraft?
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A finite wing has aspect ratio of \(6\) and taper ratio of \(0.8\). The airfoil constituting this wing has a …
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Find the circulation around a spinning circular cylinder in free stream flow of velocity \(40\,m/s\) at a standard sea level …
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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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A velocity field is given by \(V=3yt\hat{i}+5x\hat{j}\). Find the equation of the streamline passing through the point \((5,3)\) at \(t …
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A velocity field is given by \(u=\frac{y}{x^{3}+y^{3}}\) and \(v=\frac{x}{x^{3}+y^{3}}\). Find its vorticity.
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Find the lift and wave drag coefficients for an infinitely thin flat plate at an angle of attack of \(8^{\circ}\) …
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