Susan re. "Shear"

[Ron Nossaman]

>The dictionary I have says shear forces are two parallel forces acting in
>opposite directions. The direction of these forces relative to our plane of
>reference can be in any direction.
>Keith R

And if the plane of reference isn't parallel to the parallel forces in 
opposition, where's the shear relative to our plane of reference? If there 
is no continuity in criteria for comparison, what bloody good is the 
comparison? That's the point.


Ron N