In [Fig. 55], where is the power applied?
The power is applied to one end of the rope by the hand.
Where is the weight?
The weight is attached to the other end of the rope.
When the power and the weight are equal, what do they do?
They balance each other, and neither of them will move.
When the power is greater than the weight, what takes place?
The weight is then lifted up.
Of what use is the single pulley?
The single pulley is used for hoisting flags to the top of high poles, for raising sails to the topmasts of vessels, and for raising weights to the upper stories of mills and factories.