Firearms Terminology

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Questions and Answers

What is the term for the interior portion of the barrel?

  • Rifling
  • Chamber
  • Bore (correct)
  • Cal

What is the purpose of rifling in a barrel?

  • To increase the velocity of the bullet
  • To reduce the weight of the barrel
  • To decrease the accuracy of the weapon
  • To provide spiral grooves for bullet stabilization (correct)

What is the 'cold barrel zero' in the context of sniping?

  • The average of multiple shots fired
  • The first shot fired after the rifle has warmed up
  • The exact impact of the very first round fired (correct)
  • The shot fired after the rifle has cooled down

What is the 'cal' in relation to the barrel?

<p>The standard diameter of the bore, excluding rifling grooves (D)</p> Signup and view all the answers

What is the 'axis of the barrel'?

<p>An imaginary line through the center of the bore from breech to muzzle (B)</p> Signup and view all the answers

What is the 'line of fire'?

<p>The direction from the muzzle of the weapon to the target (A)</p> Signup and view all the answers

What is 'jump' in the context of firing a weapon?

<p>The angle in the vertical plane between the line of departure and the axis of the bore (D)</p> Signup and view all the answers

What is the 'field of fire'?

<p>Areas that are relatively free of obstructions into which a firer can fire (C)</p> Signup and view all the answers

What is 'MV' in the context of firing a weapon?

<p>The velocity of the projectile as it leaves the muzzle (A)</p> Signup and view all the answers

What is the 'chamber' in relation to the barrel?

<p>The rear portion of the barrel that holds the cartridge (C)</p> Signup and view all the answers

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