Presence of spiral grooves in the barrel of weapon is referred to as
RIFLED GUN RIFLING: Interior of bore has spiral grooves which run parallel to each other, but twisted spirally from breech to muzzle end. These grooves are called 'rifling' Impas Spinning motion to the bullet Greater power of penetration Straight trajectory Increases accuracy & range Paradox gun: A smooth bore gun with small terminal pa rifled.
Rifling
Incendiary
Cocking
None of the above
Ballistics