Tagged: Drag

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Aerodynamic Lift, Drag and Moment Coefficients

An introduction to the aerodynamic lift, drag, and pitching moment coefficient with an example from two NACA airfoils.
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28 September 2022

Aircraft Engine and Propeller Sizing

A method of sizing an engine and propeller for a light sport aircraft is described and thrust curves plotted to determine maximum theoretical speed.
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28 September 2022

The Aircraft Drag Polar

The drag polar is a fundamental aspect of aircraft design and performance analysis. This tutorial will provide you with the tools to construct your own.
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28 September 2022

Sweep Angle and Supersonic Flight

This tutorial the Fundamentals of Aircraft Design series looks in more detail at sweep angle and why sweep is necessary for supersonic flight.
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28 September 2022

Fundamental Forces in Flight

All aircraft are subjected to four fundamental forces in flight that governs their motion through the air: LIFT, WEIGHT, THRUST and DRAG.
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18 May 2022

Turbulent Skin Friction Coefficient

The variation in turbulent flat plate skin friction coefficient with Reynolds number is used when compiling an estimation of aircraft parasitic drag.
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28 September 2020

Wing to Fuselage Interference Factor

This calculator provides an estimation of the interference factor between a wing and a fuselage and is used when estimating aircraft parasitic drag.
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28 September 2020

Lifting Surface Correction Factor

This calculator provides an estimation of the lifting surface correction factor used when compiling an estimation of the zero lift drag produced by the wing.
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28 September 2020

Quiz: Lift and Drag Fundamentals

Test your knowledge of the principles of lift and drag with this short quiz.
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13 June 2023

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