Area rule
Videos
The Whitcomb area rule, named after a US National Advisory Committee for Aeronautics engineer Richard Whitcomb and also called the transonic area rule, is a design procedure used to reduce an aircraft
April 1955: Whitcomb examines a model aircraft designed in accordance with his area rule.
The F-106 Delta Dart, a development of the F-102 Delta Dagger, shows the "wasp-waisted" shaping due to area rule considerations
NASA Convair 990 with antishock bodies on the rear of the wings
Northrop F-5 showing fuselage waisting
Drag (physics)
Videos
In fluid dynamics, drag, sometimes referred to as fluid resistance, and also known as viscous force, is a force acting opposite to the direction of motion of any object moving with respect to a surrou
Concorde with short tail spike.
Concorde with longer tail spike which gave lower wave drag.
Hawk aircraft showing base area above circular engine exhaust