Finn Lassen wrote:

Are you saying that a prop traveling through relatively soft air is
a bigger load than
a 2 ton car directly connected to the output shaft of the gearbox?

Finn

Finn,
 The short answer is YES. Of course it's not that simple. I would suggest
you check out the following web site for an explanation by persons far
more knowledgeable than myself as to some of the problems propellers
cause.
http://www.prime-mover.org/Engines/Torsional/index.html
Charlie Kuss
RV-8 wings

Cool PSRU drawing on this web site.

Paul Lamar
 
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