Posted by Emma on Saturday, October 16, 2010 at 8:35pm.
Vo = sqrt(2 a X)
Solve that for the acceleration, a.
X = the stopping distance, 79 m
a = Vo^2/(2X)= 4.96 m/s^2
Themn use F = M a
Two men pull a 31-kg box with forces 9.7 N and 7.6 N. Find the resultant scceleration of the box.
Please post new questions separately, using "Post a New Question"
Your question cannot be answered unless the directions of the two pulling forces are specified
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