Here is a diagram of a water drop at terminal speed ... Oh, and then there is the problem of real drop instead of spherical drops. Let me look at that first. Wikipedia lists the coefficient ...

Photoshop tutorial showing how to create realistic-looking water droplets with Photoshop. ➤ Get 15% off BORIS FX OPTICS! - The BEST special effects plug-in for PHOTOS in Photoshop! Go to <a href=" and ...