• Question Tag: Supersonic airplanes
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• ## Calculate lift, wave-drag and pressure coefficients of an infinitely thin flat plate which is in a Mach $$2.5$$ freestream flow at an angle of attack of $$5^{^{\circ}}$$, using linearized theory.

Calculate lift, wave-drag  and pressure coefficients of an infinitely thin flat plate which is in a Mach $$2.5$$ freestream flow …

Worldtech Asked on 27th January 2022 in
• 777 views
• ## What are jet engine and scramjet engine ?

What are jet engine and scramjet engine ?

techAir Asked on 7th September 2021 in
• 945 views
• ## The reservoir of a supersonic wind-tunnel has a total temperature and total pressure of $$600\,K$$ and $$11\,atm$$. If the flow is isentropic through the nozzle of this wind tunnel, find the nozzle’s exit temperature and density if its exit pressure is $$1\,atm$$.

The reservoir of a supersonic wind-tunnel has a total temperature and total pressure of $$600\,K$$ and $$11\,atm$$. If the flow …

techAir Asked on 15th April 2021 in
• 797 views
• ## Find the lift and wave drag coefficients for an infinitely thin flat plate at an angle of attack of $$8^{\circ}$$ in a Mach $$3$$ flow.

Find the lift and wave drag coefficients for an infinitely thin flat plate at an angle of attack of $$8^{\circ}$$ …

Kumar59 Asked on 26th March 2021 in
• 917 views
• ## An oblique shock wave is generated at a compression corner having a deflection angle of $$20^{^{\circ}}$$. The oblique shock wave is reflected from a straight horizontal wall which is present above the compression corner. The upstream flow properties are $$M_{1}=3.4,\,p_{1}=1\,atm,\,T_{1}=300\,K$$. Find the Mach number, pressure and temperature behind the reflected shock wave and angle made by the reflected shock wave with the upper wall.

An oblique shock wave is generated at a compression corner having a deflection angle of $$20^{^{\circ}}$$. The oblique shock wave …

techAir Asked on 26th March 2021 in
• 849 views
• ## What are expansion waves?

What are expansion waves? How does it originates?

Kumar59 Asked on 18th January 2021 in
• 1K views
• ## What are shock waves? How does it originates?

What are shock waves? How does it originates?

Kisan Kumar Asked on 18th January 2021 in
• 1K views
• ## Calculate the wave drag on the wings of an airplane which is flying at a Mach number of $$2.1$$ at an altitude of $$10000\, m$$. The airplane weights $$70000\, N$$ and has a wing area of $$20\, m^2$$.

Calculate the wave drag on the wings of an airplane which is flying at a Mach number of $$2.1$$ at …

Kumar59 Asked on 18th January 2021 in
• 1K views
• ## What is a Mach wave? How does it forms?

What is a Mach wave? How does it forms?

Kisan Kumar Asked on 18th January 2021 in
• 1K views