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What is Presence of spiral grooves in the barrel of weapon is referred to as ? and explain in detail?
Ans. is 'a' i.e., Rifling Type of firearm weapons Bore (caliber) is the inner diameter of barrel. Based on inside of barrel (i.e., bore), the firearm weapons are divided into:? Smooth bore weapons : Barrel or bore is smooth inside, e.g., shot gun, muskets, and muzzle loaders. Rifled weapons : Barrel or bore is rifled from inside, i.e., has longitudinally twised grooves. Example are : Pistals, rifles and revolvers. Pistals and revolvers are small, so referred to as hand guns.