Sorry, I must not have made it clear. As far as information I know, I know the properties of the object. They are smooth, I know the diameter. I am just trying to understand how I use all this information to find things like the drag coefficient and then using that to calculate the drag on the...
I maintain a small piece of software for the Airsoft/Paintball community. I include some basic energy and velocity calculations but I have also as of a few versions back started including more "theoretical" calculations like how far a BB will travel and that sort of thing. I want to improve the...