# Simple physics(acceleration) problem..

by ucdawg12
Tags: physicsacceleration, simple
 P: 1,113 hmm seems like the ball would be slowing down not speeding up if you assume that it was $$Vo=45 m/s (101mi/hr) Vf=0 x=.075m$$ $$x=.5(Vo + Vf)$$ $$.075=.5(45)t$$ then t = .003 seconds $$V=Vo + at$$ $$0=45 + a*.003$$ $$a= aprox -13500 m/s^2$$