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theBEAST
#1
Jan2-13, 11:35 PM
P: 368
For example in this video at 5:00:
http://www.youtube.com/watch?v=odpsm3ybPsA

They show by turning the gear with little force allows for one to move a VERY HEAVY gate to operate the sea locks.

I don't understand how this is possible. Could anyone please explain the physics/theory behind this?

Thanks!
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