Posted by Ericca on Thursday, February 14, 2013 at 4:13pm.
V = Vo + a*t.
a = (V-Vo)/t = (0-23)/14 = -1.64 m/s^2.
F = m*a = 1000*(-1.64) = -1640 N.
The negative sign means that the force
is opposing vehicle movement.
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