Posted by Jo on Thursday, November 11, 2010 at 7:24pm.
The friction force opposing motion is
Ff = M*g*cos27*Uk = 49.4 Newtons
Let X be the distance it travels down the ramp before it stops. When it stops,
(Work done against friction) = (Potential energy loss)+ (Kinetic energy loss)
49.4*X = (1/2)M*(1.52)^2 + M*g*sin27*X
Solve for X
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