A propeller blade is twisted, so as to
Domanda 572, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
| Decrease The Blade Tangential Velocity From The Blade Root To The Tip. |
| Avoid the appearance of sonic phenomena. |
| Allow a higher mechanical stress. |
| Keep the local angle of attack constant along the blade. |
