Answer to Question #126737 in Classical Mechanics for Ashley

Question

In mechanics, we can apply a force along any point on the line of action of the force without changing the effect of the force on the body. This is only permissible if:
A. We consider the body to a rigid body
B. None
C. The force is not too large
D. We consider the body to deformable or non-rigid

Answer 1

It is because we consider the body as a rigid body which cannot be deformed