what is a lever? on what basis , levers are classified
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33
It is also called force multiplier lever. Levers are classified on the basis of the position of thefulcrum, load and effort . according to their position, they are classified into three class.
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19
Levers are a simple machines that can be used to increase input force to lift or put pressure on objects, called loads. All levers have a few components in common: an arm, a straight inflexible part, and a fulcrum, or pivot point on which the lever rests and pivots.
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