a 20-g projectile strikes a mud bank penetrating a distance of 6 cm before stopping. find the stopping force F if the entrance velocity is 80 meter per second.

Answer 1

same as last one

F * d = (1/2) m v^2

D * .06 = (1/2) *.020 * 6400

Answer 2

Am not comfortable with the work I mean show full working thanks