Ammunition

Question 1

“the projectiles with their fuses, propelling charges, or primers fired from guns”

Answer 1

Ammunition

Question 2

“Ammunition in which fabric bags are used to hold the propellant and the projectile is handled separately.”

Answer 2

Bag Ammunition

Question 3

“Propelling charges for small and medium caliber guns are assembled with primer and powder enclosed in a brass or steel contianer called a cartridge case.”

Answer 3

Case Type

Question 4

What are the two types of Case Type ammunition?

Answer 4

Separate Ammunition
Fixed Ammunition

Question 5

“The primer and propelling charge are contained in a cartridge case as a separate plugged unit from the projectile”

Answer 5

Separate ammunition

Question 6

“The primer, propelling charge, and projectile are assembled into a single unit”

Answer 6

Fixed Ammunition

Question 7

“Used to render honors, no projectile is fired”

Answer 7

Saluting Charge

Question 8

“Contains less than the the service load of powder. Used on reverse-slope targets or target practice to reduce wear.”

Answer 8

Reduced Charge

Question 9

A charge used to clear a round which has become stuck in the gun.

Answer 9

Clearing Charge

Question 10

“In this type of ammunition, the propelling charge is contained in the projectile and continues to burn after the projectile has exited the barrel”

Answer 10

Self-Propelled

Question 11

“A metallic container for holding powder charges and usually includes primer element.

Answer 11

Cartridge Case

Question 12

“The after end of the projectile”

Answer 12

Base

Question 13

“A rectangular cardboard piece folded into a triangular shape and placed into the cartridge case between teh wad and teh case closure plug or peojectile.”

Answer 13

Distance piece

Question 14

Answer 14

Question 15

A cardboard piece held with a distance piece to keep the propellant firmly in place

Answer 15

Wad

Question 16

“The thickness of the propellant grain between surfaces. This determines the burn time of the propellant”

Answer 16

Web thickness

Question 17

A propellant grain with decreasing burning surface will generate ______ propellant gas.

Answer 17

Less

Question 18

The total burning surface area decreases as they burn.

Answer 18

Degressive grains

Question 19

Total burning surface remains approximately constant as it burns.

Answer 19

Neutral burning grain

Question 20

Total burning surface increases as it burns. Generates the most amount of gas and is best for a longer barrel.

Answer 20

Progressive Grain

Question 21

“Initiates the explosive propellant train”

Answer 21

Primer

Question 22

What is the difference between Detonation and Deflagration?

Answer 22

Detonate - chemical reacion moves faster than speed of sound (high explosive)

Deflagrate - chemical reaction moves slower than speed of sound (low explosive)

Question 23

“Sensitive materials that can be initiated by a relatively small amount of heat or pressure”

Answer 23

Primary Explosive

Question 24

Insensitive materials that require a *great amount of heat or pressure to initiate**

Answer 24

Secondary / Tertiary explosives

Question 25

What are the parts to a **low-explosive train**

Answer 25

Primer - high explosive explosive Igniter - ignites propellant Propellant - low explosive

Question 26

What are the parts to the **high-explosive train**

Answer 26

Detonator Booster Bursting Charge

Question 27

"A primary high explosive, initiated by a fuse"

Answer 27

Detonator

Question 28

"High explosive charge which adds another detonation wave to trigger the bursting charge"

Answer 28

Booster

Question 29

"High explosive which provides the destructive shockwave of the warhead"

Answer 29

Bursting Charge

Question 30

"A slow burning explosive stage between the detonator and booster to prevent the detonation of the booster for a specific period of time (not the same as a delay fuse)."

Answer 30

Delayer

Question 31

Answer 31

Question 32

Answer 32

Question 33

Answer 33

Question 34

What is the purpose of the bourrelet?

Answer 34

Acts as a **bearing to stabilize the projectile** during its travel through the gun bore.

Question 35

Answer 35

Question 36

Naval warheads use:

Answer 36

High explosive train

Question 37

Naval ammunition uses:

Answer 37

Low-explosive train

Question 38

What are the functions of the rotating band?

Answer 38

**Seals** to prevent escape of propellant gas **Engages the rifling** Acts as **rear bourrelet** on those that do not have one

Question 39

Projectile Type: AA

Answer 39

Anti-Aircraft

Question 40

Projectile Type: HC

Answer 40

High Capacity

Question 41

Projectile Type: AP

Answer 41

Armour Piercing

Question 42

Projectile Type: VT

Answer 42

Variable Time (proximity fuse)

Question 43

Projectile Type: 3-P

Answer 43

Preframented, Programmable, Proximity Fuse (Proximity with or without Time Gate, Burst Delay, Variable Time, Armour Piercing, Impact)

Question 44

Projectile Type: PFHE

Answer 44

Pre-Fragmented High Explosive (Anti-Air proximity fused round)

Question 45

Projectile Type: HCER

Answer 45

High Capacity Extended Range (Anti-Surface Round)

Question 46

Projectile Type: NFVT

Answer 46

Non-Fragmented Variable Time (Sighting round, simulates AA)

Question 47

Projectile Type: PRAP

Answer 47

Passive Radar Augmented Projectile (Simulation of misssile RCS)

Question 48

Projectile Type: BLP

Answer 48

Blind Loaded Plug (Practice round with **no warhead or fuze**, fires but does not detonate)

Question 49

Projectile Type: Dummy

Answer 49

Innert training round (**No propellant, primer, fuse, warhead**... does not fire)

Question 50

Projectile Type: Test

Answer 50

Inert round used for testing firing system (can measure if the firing signals are passed to the round)

Question 51

"initiates an explosive function causing detonation"

Answer 51

Fuse

Question 52

Uses an incremental dial which controls a timer use to set a delay time

Answer 52

Timer Fuse

Question 53

Two types of Impact Fuses

Answer 53

Delay Super Quick

Question 54

Fuse initiated only after the projectile strikes the target

Answer 54

Impact Fuse

Question 55

What target characteristics are measured by Proximity Fuses?

Answer 55

Presence Distance Direction Velocity

Question 56

What are two types of Proximity Fuses wrt the phenomena they detect?

Answer 56

Radio (VHF, UHF, Microwave) Non-Radio (Visible, Infrared, UV, Acoustic, Electrostatic, Barometric)

Question 57

Describe a Doppler Fuse

Answer 57

Measures the Doppler Shift between the projectile and the target to determine proximity.

Question 58

What are functions of fuses?

Answer 58

Keep the weapon **safe** **Arm** the weapon **Detect** the target **initiate detonation** Determining the direction of detonation

Question 59

"Keeps the ordnance section of a munitino from arming during shipping, handling, and storage"

Answer 59

Safe and Arming Device (SAD)

Question 60

"An explosive train in which the explosive path between the primary explosive and the booster explosives is functionally **separated until arming**

Answer 60

Interupted Explosive Train

Question 61

The explosive path between the primary explosive and other explosive elements are **not separated**

Answer 61

Non-Interupted Explosive Train

Question 62

How many safety devices in military high yield warheads?

Answer 62

2

Question 63

"A concave metal hemisphere or cone backed by a high explosive. The metal forms a high speed liquid metal jet."

Answer 63

Shaped Charge Note: It is only kinetic, does not melt through the metal.

Question 64

What are the three classifications of propelling charges?

Answer 64

Bag Case Self-propelled