B of Drag Polar with One Engine Inoperative

The aircraft drag polar is expressed as:

..\Images\INFO0222_wmf.gif

For parabolic drag polars:

..\Images\INFO0223_wmf.gif

where:

..\Images\INFO0224_wmf.gif

is the wing aspect ratio.

..\Images\INFO0225_wmf.gif

is the Oswald's efficiency factor.