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Find the total drag of an airplane flying at a velocity of \(90\,m/s\) with \(L/D\) ratio maximum. Airplane is weighing \(23000\,N\) and has a wing area of \(20\,m^2\) and an aspect ratio of \(9\).
Find the total drag of an airplane flying at a velocity of \(90\,m/s\) with \(L/D\) ratio maximum. Airplane is weighing …
drag

drag coefficient

drag force

Induced drag

Worldtech Asked on 3rd February 2021 in Aeronautics.
- 1K views
- 1 answers
- 0 votes
Find the stalling speed of an airplane which has a wing area of \(17\,m^2\) and is flying at sea level with maximum lift coefficient of \(2.2\), flaps down. Weight of the airplane is \(8000\,N\).
Find the stalling speed of an airplane which has a wing area of \(17\,m^2\) and is flying at sea level …
Aircraft performance

Airplane design

airspeed

Stall

techAir Asked on 3rd February 2021 in Flight mechanics.
- 1K views
- 1 answers
- 0 votes
An airplane having a weight of \(10,000 N\) is flying at a velocity of \(260\,km/h\) at standard sea level conditions. Find the induced drag, if the wing of the airplane has an area of \(16\,m^2\) and has an aspect ratio of \(7.4\).
An airplane having a weight of \(10,000 N\) is flying at a velocity of \(260\,km/h\) at standard sea level conditions. …
Airplane design

drag

drag force

Induced drag

Worldtech Asked on 3rd February 2021 in Flight mechanics.
- 840 views
- 1 answers
- 0 votes
What are expansion waves?
What are expansion waves? How does it originates?
Expansion wave

Supersonic airplanes

Supersonic flow

Kumar59 Asked on 18th January 2021 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
What are shock waves? How does it originates?
What are shock waves? How does it originates?
Shock waves

Supersonic airplanes

Supersonic flow

Kisan Kumar Asked on 18th January 2021 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
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 …
drag

drag force

Shock waves

Supersonic airplanes

Supersonic flow

Kumar59 Asked on 18th January 2021 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
What is a Mach wave? How does it forms?
What is a Mach wave? How does it forms?
Mach number

Mach wave

Supersonic airplanes

Supersonic flow

Kisan Kumar Asked on 18th January 2021 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
An airplane flying at a Mach number of 2.2 makes a Mach wave at the nose. What angle does it make with the flow direction?
An airplane flying at a Mach number of 2.2 makes a Mach wave at the nose. What angle does it …
Mach number

Mach wave

Supersonic airplanes

Supersonic flow

Kumar59 Asked on 18th January 2021 in Flight mechanics.
- 1K views
- 1 answers
- 0 votes
The velocity at a point on the wing placed in a wind tunnel is \(251 m/s\). The pressure and temperature of the test section is \(1\,atm\) and \(285\,K\). If the velocity of the flow in the test section is \(235\;m/s\), find the pressure coefficient at the point.
The velocity at a point on the wing placed in a wind tunnel is \(251 m/s\). The pressure and temperature …
Aircraft performance

Airplane design

flight mechanics

Kisan Kumar Asked on 14th January 2021 in Flight mechanics.
- 1K views
- 1 answers
- 0 votes
Find the coefficient of pressure at a point on the wing where the velocity is \(58\,m/s\). The airplane is flying at a low speed of \(50\,m/s\).
Find the coefficient of pressure at a point on the wing where the velocity is \(58\,m/s\). The airplane is flying …
Aircraft performance

airfoil

Airplane design

Kumar59 Asked on 14th January 2021 in Flight mechanics.
- 1K views
- 1 answers
- 0 votes

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