Inclined Planes.
These are tools that make work easier by increasing the effort distance.
Examples of inclined planes.
- Screw
- Screw driver.
- A road winding up a hill.
- Ladder.
- Staircase, escalators, ramps.
- Wedge
Single Fixed Pulley.
These are simple tools that make work easier by changing the direction of the force.
They are used to lift or raise load on higher surfaces.
A rope or string is put along the groove. The groove prevents the rope from slipping off.
Properties of a single fixed pulley.
- Makes work easier by changing the direction of the force.
- The effort distance and the load distance are equal.
- The effort force and load force move in opposite direction.
- The effort force and load force are equal
Uses of pulleys
- Hoisting the flag.
- To load or offload cargo at the ports.
- Used in cranes