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First Class Lever, Study notes of Physics

University of Surrey Physics

Lever Definition: a simple machine consisting of a bar that pivots at a fixed point, called a fulcrum. First Class Lever Definition: The fulcrum is located ...

Typology: Study notes

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First Class Lever

Examples:

•See-saw

•Top of a Hammer to get

out nails

•Oars

•Scissors

Lever Definition: a simple machine consisting of a bar that pivots at a

fixed point, called a fulcrum

First Class Lever Definition: The fulcrum is located between the

input force and the load.

Mechanical Advantage:

•MA will be equal to, greater

than, or less than one,

depending on the location of

the fulcrum.

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