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machine key terms

TermDefinition
Friction
Gear Motion is usually circular and continuous, have advantage over pulleys which is they cannot slip
Hydraulics The study and technology of the actions and reactions of liquids at rest and in motion
Inclined Plane A ramp that allows lifting of heavy loads
Lever Has a fulcrum, effort, and resistance
Linkage A system of levers used to transmit motion
Machine A device that does some kind of work by changing or transmitting energy
Mechanical Advantage When a small effort is applied to a lever to move a large resistance
Mechanism A way of changing one kind of effort into another kind of effort into another kind of effort
Moment A turning force when the lever goes in a clockwise direction
Pneumatics The study and technology of the characteristics of gases
Power The rate at which work is done or the rate at which energy is converted from one form to another or transferred from one place to another
Pressure The effort applied to a given area
Pulley A simple machine made of a wheel and axle with a groove for a rope, chain, or belt
Screw An inclined plane wrapped in the form of a cylinder
Torque Acts at a distance from the center of rotation
Wedge Two inclined planes back to back
Wheel and Axle A simple machine that consists of a large diameter disk or wheel that is attached rigidly to a smaller diameter bar (axle)
Work The amount of work is approximately equal to the amount of energy changed
Created by: jeniyah
 

 



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