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OpenStudy (anonymous):
Imagine that you are opening a can of tuna with a hand-held can opener. The can is rusty so you will have to exert more force to open the can. If you exert an input force of 20 , and the opener exerts an output force of 40 newtons on the can, what is the mechanical advantage?
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OpenStudy (4n1m0s1ty):
Do you know the Law of the Lever? http://en.wikipedia.org/wiki/Mechanical_advantage
OpenStudy (anonymous):
40/20=2, right?
OpenStudy (4n1m0s1ty):
Yep, you got it.
OpenStudy (anonymous):
Thanks! :D
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