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What are stagnation pressure and stagnation temperature ?
What are stagnation pressure and stagnation temperature ?
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Worldtech Asked on 7th September 2021 in Aerodynamics.
- 31 views
- 0 answers
- 0 votes
Find the location of this tap on cylindrical surface such that there is no deflection of fluid in the manometer.
A circular cylinder and a sphere are in a free stream flow with their axis perpendicular to the flow. At …
fluids

incompressible flow

Kisan Kumar Asked on 1st September 2021 in Aerodynamics.
- 67 views
- 1 answers
- 0 votes
Find the lift per unit span and the circulation at an angle of attack of \(4^{\circ}\), for this airfoil.
A NACA 4421 airfoil having a chord length of \(2\,m\) is flying at an velocity of \(70\,m/s\) at an altitude …
airfoil

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Circulation

lift coefficient

Kisan Kumar Asked on 22nd July 2021 in Aerodynamics.
- 118 views
- 1 answers
- 0 votes
Find the location of the aerodynamic center.
An airfoil has a lift coefficient and moment coefficient of \(-0.35\) and \(-0.050\) about quarter-chord at \(-6^{\circ}\) angle of attack. …
aerodynamic center

airfoil

lift coefficient

techAir Asked on 22nd July 2021 in Aerodynamics.
- 121 views
- 1 answers
- 0 votes
Can an airfoil fly upside-down ?
A positively cambered airfoil has a zero-lift angle of \(-3.5^{\circ}\). The lift slope for this airfoil is \(0.12\) per degree. …
airfoil

lift

lift and drag

lift coefficient

lift force

Kisan Kumar Asked on 13th July 2021 in Aerodynamics.
- 125 views
- 1 answers
- 0 votes
Find the circulation around a spinning circular cylinder in free stream flow of velocity \(40\,m/s\) at a standard sea level conditions, if the lift produced by the cylinder is \(8\,N/m\) of span.
Find the circulation around a spinning circular cylinder in free stream flow of velocity \(40\,m/s\) at a standard sea level …
Circulation

lift

Kumar59 Asked on 16th June 2021 in Aerodynamics.
- 123 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 …
Aircraft performance

Airplane design

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Worldtech Asked on 16th June 2021 in Aerodynamics.
- 113 views
- 1 answers
- 0 votes
A pitot tube of an airplane which is flying at an standard sea level measures a pressure of \(1.09 \times 10^{5} N/m^{2}\). Find the velocity of the airplane.
A pitot tube of an airplane which is flying at an standard sea level measures a pressure of \(1.09 \times …
airspeed

incompressible flow

techAir Asked on 16th June 2021 in Aerodynamics.
- 110 views
- 1 answers
- 0 votes
Find the velocity of an airplane flying at a standard sea level, if the static pressure at the throat of venturi is \(100 000 N/m^{2}\).
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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incompressible flow

Kumar59 Asked on 15th June 2021 in Aerodynamics.
- 127 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 …
Aircraft performance

Airplane design

Supersonic airplanes

Supersonic flow

techAir Asked on 15th April 2021 in Aerodynamics.
- 165 views
- 1 answers
- 0 votes

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