activity directed toward making or doing something.
(physics) the rate of doing work.
a unit of power equal to 1 joule per second.
a unit of power equal to 746 watts.
any mechanical or electrical device that transmits or modifies energy to perform or assist in the performance of human tasks.
the force exerted on a machine.
the distance the input force acts through.
the work done by the input force acting through the input distance.
the work done by a machine.
the force exerted on an object by a machine.
the distance the output force is exerted through.
the ratio of the force exerted by a machine to the force applied to it.
ideal mechanical advantage
the mechanical advantage that a machine would have without friction.
actual mechanical advantage
the mechanical advantage that a machine provides in a real situation.
the ratio of the output to the input of any system.
a rigid bar pivoted about a fulcrum.
the pivot about which a lever turns.
the distance between the input force and the fulcrum.
the distance between the output force and the fulcrum.
a simple machine for elevating objects.
wheel and axle
hoist so arranged that a rope unwinding from a wheel is wound onto a cylindrical drum or shaft coaxial with the wheel.
something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them.
slang terms for sexual intercourse.
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope.
a machine made of more than one simple machine.
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