[NSRCA-discussion] Suggested New Snap Roll (Brake Roll) Description

Martin X. Moleski, SJ moleski at canisius.edu
Fri Oct 16 02:43:41 AKDT 2009


Keith Black wrote:
> How about this definition:

> At the start of a snap-roll, the fuselage attitude must show a
> definite break and separation from the
> flight path, before the rotation is started, since the model aircraft
> is supposed to be in a stalled
> condition throughout the maneuver ...

That what Vicente (and others) are arguing is a bad
definition for our purposes.

I agree with those who want to remove all references to
stalling from the definition of the maneuver.

The model must depart (break away) from all three
axes.  Saying that the first departure must be separated
from the other two does not make good sense to me.

Demonstrating the kind of "stall" that leads to a
spin entry is very different from the assymetric stall
required for autorotation--at least in my own understanding
of what accelerated stalls are like.

					Marty


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