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Physics 20 Online
OpenStudy (anonymous):

A crowbar of length 1.2 m has its fulcrum at a distance of 0.2 m from the load.Calculate the mechanical advantage of the crowbar.

OpenStudy (irishboy123):

|dw:1441710291498:dw| Mechanical Advantage =\(\large \frac{ Load}{ Effort}\) and we know from taking moments about the fulcrum that 1 x Effort = 0.2 x Load

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