GUC_Stud
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Homework Statement
a box is dropped onto a covoyer belt moving at 2 m\sec .if the coefficient of friction between the box &the belt is 0.4 ,how long before the box moves without slipping ?
Homework Equations
F(friction)=N(normal reaction) X coefficient of friction
The Attempt at a Solution
i have no ideas about solving the problem , :(
thnx for help