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Force, motion and friction

Find , the constant force with the least magnitude that must be applied to the board in order to pull the board out from under the box (which will then fall off of the opposite end of the board).

Express your answer in terms of some or all of the variables M1 ,M2 , Us ,g , and L.

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Solution Summary

The problem has been solved in detail using the concept of psuedo force.

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