Posted by Emily Tran on Sunday, November 18, 2012 at 10:16pm.
The friction force F times the sliding distance X is the work done agaqinst friction. It equals the initial kinetic energy of the sled. The mass m will cancel out.
m*g*0.150*X = (1/2)*m*Vo^2
X = Vo^2/(0.3 g)= ___ m
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