GSI GSI Ammunition & Ballistics

Question 1

What does the term 'caliber' refer to when describing ammunition?

Accepted Answer

The diameter of the bullet or bore in inches or millimeters

Answer

Caliber refers to the internal diameter of the barrel bore or the diameter of the bullet, expressed in inches or millimeters.

Question 2

Which component of a cartridge contains the chemical compound that ignites the propellant powder?

Accepted Answer

Primer

Answer

The primer is a small cup containing a sensitive explosive compound that ignites when struck by the firing pin, which then ignites the powder.

Question 3

What is the term for the distance a bullet travels from the muzzle to the target?

Accepted Answer

Range

Answer

Range is the measured distance between the firearm's muzzle and the target downrange.

Question 4

Which type of bullet construction is most commonly recommended for personal defense due to controlled expansion?

Accepted Answer

Hollow point (HP)

Answer

Hollow point bullets are designed to expand upon impact, transferring energy efficiently and reducing over-penetration risk, making them popular for self-defense.

Question 5

What does 'muzzle velocity' measure?

Accepted Answer

The speed of the bullet as it exits the barrel

Answer

Muzzle velocity is the speed of the projectile at the moment it leaves the muzzle of the barrel, typically measured in feet per second (fps).

(GSI) Gun Safety Instructor Practice Test

(GSI) Gun Safety Instructor Practice Test

GSI GSI Ammunition & Ballistics