Jack, you are exactly right. The prop pulls the airplane through the air, thus the bug guts on the back of the prop. If you were to stop the prop (don't do it) and glide for a while you would have bug guts on the front of the prop, because then the airplane would be pushing the prop through the air.
Syd Cohen NC94196 Wausau, WI Jack Lewis wrote: > Since 99069 is down with a broken engine I have a lot of time > on my hands. This leaves time to ponder all the stuff that > inquiring minds want to know. So here is one for you old > hands. > > While working on the prop I noticed that all the bug guts were > on the back side of the prop. Now I would assume that a plane > traveling at 100 mph would run into some bugs on the front of > the prop, not the back. So the question is: Why are bugs on the > back and not the front? > > I am only guess when I reason that since a prop is like a spinning > wing, high pressure air at the back of the prop pushes the little > critters to their death. > > Anyone want to enlighten me on this? > > Jack > 99069 > 6A3 Andrews-Murphy, NC
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