A shoe on an inclined surface barely remains at rest when friction equals the
A. weight mg of the shoe.
B. component of mg perpendicular to the surface.
C. component of mg parallel to the surface.
D. none of the above
Answer:C
A shoe on an inclined surface barely remains at rest when friction equals the
A. weight mg of the shoe. B. component of mg perpendicular to the surface. C. component of mg parallel to the surface. D. none of the above