Unformatted text preview: transport airplane. Determining what couplings are important is a matter of generating data for the design problem at hand, whether by analysis, experiment, experience, or historical research. 3. In the PRS, why did the t old /t new calculation have 1 . 06 3 / 2 rather than just 1 . 06 ? (1 student) The 1 . 06 factor was for the weight W , which in the formula appears as W 3 / 2 . So any scaling applied to W must get the same 3 / 2 exponent....
View
Full Document
 Fall '05
 MarkDrela
 Fluid Dynamics, Aerodynamics, Aircraft Performance Analysis, est drag handbooks

Click to edit the document details