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Results tagged with propeller
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user 9606
Aircraft propellers are airfoils which convert rotary motion from a piston or turbine engine into thrust suitable for propelling an aircraft.
24
votes
Do propeller planes give contrails like jets do?
The propeller tips are moving at nearly the speed of sound, their angle-of-attack relative to the air in front of them is such that they move a huge amount of air past them at a very high speed. … as vapor behind the propeller. …
- 261