Suggested Answer
I = mΔvI = 2.5 x (7.5 - 0) = 18.75 kg.m/sNow, considering that the ball´s initial velocity was zero, we have:1.45 x 0 + 2.5 x 7.5 = 1.45 x V1.45V = 18.75V = 12.93 m/s
I = mΔvI = 2.5 x (7.5 - 0) = 18.75 kg.m/sNow, considering that the ball´s initial velocity was zero, we have:1.45 x 0 + 2.5 x 7.5 = 1.45 x V1.45V = 18.75V = 12.93 m/s