Suppose you use an ideal pulley of the type shown in the figure and find it necessary to exert a force of 160 N to support a load. (a) What is the

Suppose you use an ideal pulley of the type shown in the figure and find it necessary to exert a force of 160 N to support a load.
(a) What is the load’s mass? kg
(b) What force is exerted on the ceiling? Neglect the pulley system’s mass. N ( upward )
Files: pulley.jpg