An open wind tunnel with altitude of 1000m has pin89876pa


An open wind tunnel with altitude of 1000m has Pin=89,876Pa, Ain=4m^2, T=281.7K, Vin=30m/s and the test section Aout=0.5m^2, Vtest=(X)m/s. R=287J/(Kg*K), density=1.1117kg/m^3 and dynamic viscosity=1.076E-05kg/m-s

What is the mass flow rate through wind tunnel (kg/s)?

What is the velocity in test section (kg/m^3) (incompressible flow)

What is the Mach number in the test section?

Assuming laminar flow over the entire length of plate, what is the skin-friction drag and how thick is the boundary layer at point 4ft of the leading edge?

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Mechanical Engineering: An open wind tunnel with altitude of 1000m has pin89876pa
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