Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Simple machine
|
| gptkbp:canBe |
Compound pulley
Fixed pulley Movable pulley |
| gptkbp:category |
gptkb:Physics
Mechanical engineering |
| gptkbp:changes |
Direction of force
|
| gptkbp:consistsOf |
Rope
Tire |
| https://www.w3.org/2000/01/rdf-schema#label |
Pulley
|
| gptkbp:inventedBy |
Ancient times
|
| gptkbp:material |
wood
Metal Plastic |
| gptkbp:mechanical_advantage |
Depends on number of pulleys
|
| gptkbp:reduces |
Effort needed to lift a load
|
| gptkbp:studiedBy |
gptkb:Archimedes
|
| gptkbp:symbol |
P
|
| gptkbp:transmittedBy |
gptkb:Force
|
| gptkbp:used_in |
gptkb:Wells
Elevators Cranes Exercise machines Theater curtains |
| gptkbp:usedFor |
Lifting loads
|
| gptkbp:bfsParent |
gptkb:Tire
|
| gptkbp:bfsLayer |
4
|