Talk:Sub-light COM2/@comment-27033340-20150918142359/@comment-30149274-20150927000654

"with the formula U = (m1*v1 + m2*v2) / (m1 + m2)    (U = recoil speed, m1 = bullet weight = 0.05 kg, v1 = bullet speed = 100,000 m/s, m2 = weapon weight = 9 kg, v2 = speed of the weapon = 0 m/s)"

Nerd.