Ordinance/ Gunnery

• Physical equipment; weapon, explosive/inert

  Ordnance
• Art/. Science of using guns

  Gunnery
• Projectile motion


  Ballistics
• Application of exterior ballistics


  Fire control
• Diameter of the bore

  Caliber/ Gun
• Support/ secure gun


  Mount
• Axis of gun bore in azimuth

  Train
• Angle that the gun bore axis make

  Elevation
• Force tending push the gun to rear

  Recoil
• Forward movement of gun

  Counter recoil
• Gun in firing position

  In battery
• Open breech eject empty case

  Automatic
• Loaded by hand/ auxiliary

  Semi automatic
• None energy to open brerch

  Non automatic
• Straight line passing through the center of gun bore

  Axis of the gun bore
• Ammunition used in gun

  Gun ammunition
• Component of gun ammunition: propropri


  Projectile

  Propelling charges

  Primer
• Projectile

  L

  Buster charge
• Propels projectile 


  Propelling charges
• Burning of propelling charges

  Primer
• Rapid firing- low flying targets

  40mm aa
• Single/ twin barrel


  20 mm aa gun
• Single gun


  3"50 gun
• Cartridge/ sniper


  .50 bmg