75 caliber miniature black powder cannon build. What starts as a 3 ... Particularly impressive is the nicely proportioned ball end, cut by hand with no more instrumentation than a set of ...

Consider a cannon ball of mass, \({m_B}\), 4 kg fired at velocity \({v_B}\) 120 ms-1 from left to right from a cannon of mass, \({m_C}\), 96 kg. This information lets you determine the recoil ...

This cannon-ball was fired from Castle Cornet, a Royalist stronghold, when the rest of the Island was Parliamentarian.This cannonball was found in the Town Church in St Peter Port. Being made of ...

[hw97karbine] has made a pretty cool tennis ball cannon. While making a cannon of this sort is nothing new to us, we were impressed by the effort taken to get a stoichiometrically ideal mixture of ...