For firearms, a device called chronometer is the method. It has sensors that can tell how fast the bullets are travelling.
FPS = Frames Per Second. It is a measure of how many frames of video is generated every second. Higher FPS means smoother video.
The meaning of 50,000 FPS is an object traveling through the air. FPS stands for "Feet per second". It is often used in order to measure the velocity of a bullet or other projectile through the air.
FPS generally means Frames Per Seconds. usually referring to how many pictures go by per second in a video or how often your picture is updated in a game. Speaking of games, FPS can mean First Person Shooter, a type of video game. FPS also means Feet Per Second, a measure of velocity, and Foot-Pound-Second, a measure of the force of work.
5675765765576576 fps or 66687768867jghhj fps
120 fps 90 fps 60 fps
600 FPS - Pellet 625 FPS - BB
450 FPS BB 400 FPS Pellets
275 fps
FPS is the measurement of speed in feet per second. Depending on what kind of bullet you are talking about, bullets can travel as fast as 4400 fps. Here are a few examples: 9mm-about 1050 fps. .45ACP-about 900 fps. 5.56mm-about 2700-3300 fps. .50bmg-about 2900 fps.
fps
6600 fps
750 fps. for BBs, 665 fps. for pellets.