• Question Tag: Aircraft performance
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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 …

Asked on 27th January 2022 in
• 182 views
• 1 answers
• 0 votes
• ## What are the instruments that are present inside an aircraft’s cockpit?

What are the instruments that are present inside an aircraft’s cockpit?

Asked on 8th November 2021 in
• 349 views
• 1 answers
• 0 votes
• ## What are jet engine and scramjet engine ?

What are jet engine and scramjet engine ?

Asked on 7th September 2021 in
• 492 views
• 1 answers
• 0 votes
• ## What are the roles of ailerons and flaps in an aircraft?

What are the roles of ailerons and flaps in an aircraft?

Asked on 7th September 2021 in
• 420 views
• 1 answers
• 0 votes
• ## Considering, $$\tau = 0.1$$, find the angle of attack for the wing. Also, find the induced drag for the airplane, if span efficiency factor is $$0.6$$.

An airplane is cruising at $$50\,m/s$$ at standard sea level in straight and level flight. The airplane has a wing …

Asked on 12th August 2021 in
• 270 views
• 1 answers
• 0 votes
• ## An airplane is flying at an velocity of $$100\,m/s$$. Find the pressure coefficient at a point on the surface of the wing where the flow velocity is $$140\,m/s$$.

An airplane is flying at an velocity of $$100\,m/s$$. Find the pressure coefficient at a point on the surface of …

Asked on 16th June 2021 in
• 294 views
• 1 answers
• 0 votes
• ## 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 …

Asked on 15th April 2021 in
• 361 views
• 1 answers
• 0 votes
• ## Find the enthalpy change, internal energy change and entropy change across a shock wave.

Find the enthalpy change, internal energy change and entropy change across a shock wave whose upstream air temperature and pressure …

Asked on 15th April 2021 in
• 419 views
• 1 answers
• 0 votes
• ## Find the neutral point and static margin of an airplane.

Find the neutral point and static margin of an airplane if the location of the aerodynamic  center is at \( …

Asked on 12th February 2021 in
• 357 views
• 1 answers
• 0 votes
• ## Find the coefficient of lift of the wing- body combination of an airplane.

Consider wing- body combination of an airplane. Find the coefficient of lift of this wing body if the coefficient of …

Asked on 12th February 2021 in
• 260 views
• 1 answers
• 0 votes