They depend upon the size of the wheel and the axle.
When the diameter of the wheel is ten times the diameter of the axle, how much will one pound raise?
One pound applied to the wheel, will then raise ten pounds on the axle.
What is a windlass?
A windlass is another form of the wheel and axle, as is shown in [Fig. 54].
Fig. 54.
What is used in a windlass in place of the wheel?
A crank or handle is used in place of the wheel.
Does the crank take the place of the wheel?