4400 feet per second
6000 fps or so.
The reduction of airflow across the surface of the train will help facilitate the train's speed by the reduction of the trains resistance to airflow .
Depends on the speed of the bullet, air temp and humidity. I hsve been about 6 feet from the path of a high powered rifle bullet, and you can hear the crack caused by the bullet breaking the sound barrier.
a 50 cal about 580 mph
its the laws of motion. once a thing like the bullet has lost its force, it will stop moving and slowly go down its the laws of motion. once a thing like the bullet has lost its force, it will stop moving and slowly go down
rilly fast
it is as fast as you want it to go,lol
220 mph
187
Over 220 mph
faster than a speeding bullet :)
5 seconds a meter.
217 Mph
because the recoil is when the bullet forces the gun back and so the bullet creates the recoil and so it can't make it go just as fast
between 220-230 mph.
220 mph/355km/h
4000 fps +