What average force is necessary to accelerate a projectile at rest to a speed of 125m/s which has a mass of 9.20g the distance of .800m along the barrel of a rifle?
v = √(2as) so
√(2a*0.8) = 125
Solve for a, and then, as usual, F = ma
√(2a*0.8) = 125
Solve for a, and then, as usual, F = ma