A pulley in which the load doesn't rise and fall with the load being moved.
A pulley in which it does rise and fall with the load being moved.
The object being moved or lifted. The output force.
A lever in which the fulcrum is between the effort and the load.
A lever in which the load is between the effort and the fulcrum.
A lever in which the effort is between the fulcrum and the load.
Block and Tackle
A compound system of pulleys.
The ratio of the output force to the input force.
Three basic types of levers
Lever, Pulley and Wheel & Axle
The pivot point of a lever.
The number of supporting ropes is equal to
The mechanical advantage in a block and tackle
Wheel & Axle
A lever or pulley connected to a wheel.
The most basic kind of inclined plane.
An inclined plane wrapped around a cylinder.
Functions like two inclined planes back to back.
A machine that combines two or more simple machines.
How many types of simple machines are there?
Lever & Inclined Plane
Two families of simple machines.
Rigid arm and a fulcrum
Levers have what two things?