Originally Posted by jwall
Originally Posted by centershot
E=MC2, Energy = Mass times Velocity Squared. Elkhunters formula gets the units correct. Bullet weight (in grains) X Velocity (in Feet per second) Squared X 450240. Same formula works for arrows and any projectile weighed in grains and measured in Feet per Second.


? Really ?


My bad, divide by 450240.


A true sportsman counts his achievements in proportion to the effort involved and fairness of the sport. - S. Pope