Posted by Kevin on Tuesday, November 2, 2010 at 7:17pm.
force= mass*acceleration
average velocity= distance/time
final velocity= 2*distance/time
acceleration= (finalvelocity-0)/time
= 2*distance/time^2
Or you can do it this way:
Vf^2=Vi^2 + 2 a d where a is Force/mass
45
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