Question

find the work required to pitch a 6.5 oz softball at 105 ft/ sec.
answer in ft/lb

Answer 1

\[\delta W = \frac{1}{2}mv^2 - \frac{1}{2}mu^2\]

Answer 2

so do i need to convert oz to lb for my mass?? and then just plug and chug

Answer 3

Yes you do !!