Question

The force required to just move a body up the inclined plane is twice the force required to just prevent the body from sliding down the plane. if µ is the coefficient of friction, the inclination of the plane to the horizontal is

Answer 1

Hey_______
The incident plane of horizontal line= miu_f

Answer 2

The force required just to move a body up an inclined plane is double the force required just to prevent the body sliding down it.