Friday

December 19, 2014

December 19, 2014

Posted by **katie** on Friday, June 1, 2012 at 7:39pm.

Part a: If the contact time between bat and ball is 4.25×10^−3 , calculate the magnitude of the force (assumed to be constant) between the ball and bat.

part b)Determine the direction of the force exerted on a ball.

a)the force is directed towards the pitcher

b) the force is directed away from the pitcher.

- physics- please respond ! -
**Elena**, Saturday, June 2, 2012 at 12:00pma)

m•Δv =F•Δt,

F = m•Δv/ Δt =

=0.13•(50.5-35.5)/4.25•10^-3 = …

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