Can black powder push a bullet to supersonic speeds, since the detonation speed of black powder is below the speed of sound? - Quora
By how much did the muzzle velocity of cannons increase during the 16th, 17th, and 18th century? - Quora
By how much did the muzzle velocity of cannons increase during the 16th, 17th, and 18th century? - Quora
![Graph showing cannonball velocity profile through three layered targets... | Download Scientific Diagram Graph showing cannonball velocity profile through three layered targets... | Download Scientific Diagram](https://www.researchgate.net/publication/289991370/figure/fig2/AS:316781643874305@1452538037202/Graph-showing-cannonball-velocity-profile-through-three-layered-targets-of-differing.png)