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simple machines - Coggle Diagram
simple machines
advantages
they help us to do work faster
they help us change the direction of the force
they help us to do work with less effort
they help us change the direction of the force
they enabe us to unsafe and dangerous work
they help us to apply force at some convenient point and produce its effect at some other point
what are simple machines
A simple machine is a mechanical device that changes in the direction or magnitude of a force.
pulleys
pulleys
2 types
single movable pulley
single fixed pulley
lever
inclined plane
puley
wheel and axle
pulley
wedge