How and why does a longer gun barrel improve its performance, as on a tank? - Quora

Does the internal diameter of firearm barrels taper? For example a smaller diameter beginning at the chamber ending with a larger diameter at the muzzle? - Quora

Is there an anti-tank rifle? - Quora

Why are tank cannons so massive? - Quora

What is the longest range nerf gun? - Quora

What are the advantages of a tank's gun having a long barrel and a tank having a short barrel? - Quora

What are the advantages of a tank's gun having a long barrel and a tank having a short barrel? - Quora

Why was the M4 Sherman not replaced with a better tank? - Quora

What is the purpose of the 'arm' holding the barrel on self-propelled guns? - Quora

What dictates the length of a barrel on a gun/tank? - Quora

Why do tanks point their guns up when not using them? - Quora

What if a gun had a barrel that tapered downward 1/4 of an inch so that when the muzzle flips, it doesn't affect the accuracy as much? - Quora

How effective were anti-tank rifles in WW2? - Quora

Why is the caliber of an artillery barrel the barrel length in multiples of bore diameter but for small arms it is just the bore diameter? - Quora

Why do naval guns have rifling when tank guns do not? A 5” naval gun is 127mm and standard tank guns are 120mm. - The Gun Club - Quora