Recent content by michaelwiggin

You're correct ehild, my initial thinking was completely foolish. Somehow I believed that if frictionless plates (any objects I suppose) were stacked atop each other upon an inclined plane, than *each* accelerated with respect to the surface that they were placed on. That's absurd, of course...

Homework Statement "A 60kg boy rides down an icy hill of 19º slope while standing on a 2.6kg flat-bottomed bathroom scale. Assume there is no frictional force between the bottom of the scale and the hill. The static friction force the scale exerts on the boy is ____. Homework Equations...