4 the weight of a book sliding down a frictionless inclined plane can
Search for question
Question
4. The weight of a book sliding down a frictionless inclined plane can be broken into two vector components: one acting parallel to the plane, and the other acting perpendicular
to the plane. (a) At what angle are these two components equal? (b) At what angle is the component parallel to the plane equal to zero? (c) At what angle is the component parallel to the plane equal to the weight?