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81 Cards in this Set
- Front
- Back
What explosive do we use as the comparison for measuring explosive power? |
TNT |
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What general requirements must material used to manufacture military explosives meet? |
Must be cheap, plentiful, and not vital to any other phase of the war |
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What is the brisance of a military explosive? |
The shattering or fragmentation effect |
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What term describes the tendency of a substance to produce vapors? |
Volatility |
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When a military explosive does not react with the metal that encases it or with another explosive, it is said to have what characteristic? |
Compatibility |
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What is meant by explosive toxicity? |
Refers to the poisonous properties of an explosive |
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What is hygroscopicity? |
The moisture absorbing property of an explosive |
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What is the autocombustuon rate of an explosive? |
A few inches per minute to approximately 1,300 ft/sec |
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What term do we use to describe the tendency of a substance to burn with a rapid and sparkling combustion? |
Deflagration |
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What condition is essential for an explosive to detonate rather than to merely deflagrate? |
Confinement |
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What are the basic components of an explosive train? |
Detonator, booster, and bursting charge |
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What is the relatively small and sensitive initial component that begins the functioning of the explosive train? |
Primer |
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What are the two means by which we can activate a detonator? |
Either by a primer or by a non-explosive impulse |
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What is the purpose of a delay in an explosive train? |
It controls the time delay in the functioning of the explosive train |
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What does an explosive booster do? |
It amplifies the detonation received from the detonator |
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Which effect of a general-purpose bomb does the most damage: blast or fragmentation? |
Blast |
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What effect causes greater penetration of the explosive charge? |
The Munroe Effect |
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What happens when you increase the standoff distance of an explosive? |
It would increase the penetrating effect |
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What are the four factors that control the visibility of pyrotechnics? |
Candlepower, color, weather, and light |
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What type of weather reduces the visibility range of pyrotechnics? |
Excessive moisture in the air and rain |
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How do we classify pyrotechnics? |
According to their purpose as illuminants, signals, combinations of signals and illuminants, and simulators |
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What are the two effects of signals? |
Light and smoke |
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How can you identify pyrotechnic ammunition? |
By its nomenclature, lot number, model designation, painting, marking, NSN, or DoD identification number |
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What is the total burn-time for the AN-MK6 Mod 3 signal? |
Approximately 40 minutes |
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What is the candlepower rating of the AN-MK13 flare? |
3,000 candlepower |
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Which day/night signal is designed to be used with only one hand? |
MK124 |
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What is the A/P 25S-5A distress kit designed to do that the A/P 25S-1 is not? |
Unlike the A/P 25S-1, the A/P 25S-5A is designed to launch a pyrotechnic signal that will penetrate a heavy foliage canopy and deliver an illuminating display up to a minimum altitude of 700 ft and a maximum of 1,250 ft |
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What is the candlepower of the M127A1 ground illumination signal? |
50,000 candlepower |
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What are the five main assemblies of the M127A1 ground illumination signal? |
Launcher, igniter, delay, parachute, and illuminant composition |
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What is the M131 signal designed to do? |
To produce a distinctive red light above ground fog, haze, or overcast |
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What safety equipment is required for handling the MK50 Mod 0 flare? |
A protective mask and butyl rubber gloves |
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Which military weapons do we classify as small arms? |
Weapons with a bore diameter of .50 inches or less |
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What terms do we use to describe the measurement of small arms? |
"caliber" and "gauge" |
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Which cartridge is the exception to shotgun gauging? |
. 410 |
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What color is the tip of an AP bullet painted? |
Black |
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Ball ammunition is used against what type of target? |
Personnel and light material targets |
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What is the purpose of tracer rounds? |
To illuminate a gunners path of the bullets thus helping correct the gunner's aim. It can also be used for incendiary purposes. |
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What is noncombat ammunition used for? |
For testing weapons and for special training |
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Which type of round do we use for weapons load training? |
Dummy rounds |
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What is a small-arms cartridge? |
A complete assembly of all components necessary to fire the weapon once |
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What causes a bullet to spin? |
It's cylindrical shape enables it to engage the rifling and start to spin |
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What determines the core/filler of a bullet? |
It's purpose |
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What is the term for the recess groove part of the bullet into which the cartridge case is crimped during assembly? |
Cannelure |
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What are the classifications of Air Force grenades? |
Service, practice, and training |
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What can functional hand grenades be used for? |
Hand grenades can be placed, thrown, or projected against enemy personnel or equipment to inflict casualties or damage and can also be used for screening and signaling. |
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What are the tactical classifications of service grenades? |
Fragmentation irritant, riot control, screening smoke, signaling smoke, and incendiary |
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What is the explosive filler for M26-series grenades? |
.39 of composition B |
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Why is the base of the M34 grenade tapered? |
So that the grenade can be mounted on a M1A2 grenade projection adapter |
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What are the uses of the M25-series grenades? |
To control riots and disturbances |
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Which type of grenades are used with the M1A2 grenade projection adapter? |
Fragmentation hand grenades |
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Which type of grenades are used with the M2A1 grenade projection adapter? |
Cylindrical, chemical hand grenade |
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Why must M34 grenades be stored fuze end up? |
To avoid possibility of leakage |
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What are some of the things that you look for in inspecting grenades? |
Damage, rust, or poorly marked inner or outer containers |
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What is the killing agent of the M18A1 antipersonnel mine? |
700 steel balls in a fan shaped pattern |
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What is the effective kill range of the M18A1 mine? |
Up to 100 meters |
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What safety precaution must you observe with the detonation of a claymore mine? |
Personnel up to 100 meters to the sides and rear of these mines should take cover for protection |
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What is the special feature that makes the M14 nondetectable by magnetic mine detectors? |
It is practically an all plastic construction |
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What are the two limitations of 60 mm light mortars? |
Shortrange and small explosive charge |
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What type of mortar can be broken down into several smaller loads for easier carrying? |
Medium mortars |
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What are the tactical classifications of service grenades? |
Fragmentation, irritant, riot control, screening smoke, signaling smoke, and incendiary |
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What are the classifications of Air Force grenades? |
Service, practice, and training |
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What can functional hand grenades be used for? |
•Can be placed, thrown, or projected against enemy personnel or equipment to inflict casualties of damage •Can also be used for screening and signaling |
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What is the explosive filler for M26-series grenades? |
.39 of Composition B |
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Why is the base of the M34 grenade tapered? |
So that it can be mounted on a M1A2 grenade projection adapter |
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What are the uses of the M25-series grenades? |
To control riots and disturbances |
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Which type of grenades are used with the M1A2 grenade projection adapter? |
Fragmentation |
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Which type of grenades are used with the M2A1 grenade projection adapter? |
Cylindrical, chemical hand grenade |
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Why must M34 grenades be stored fuze end up? |
To avoid the possibility of leakage |
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What are some of the things that you look for when inspecting grenades? |
Damage, rust, or poorly marked inner or outer containers |
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What is the killing agent if the M18A1 mine? |
700 steel balls in a fan shaped pattern |
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What is the effective kill range of the M18A1 mine? |
Up to 100m |
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What safety precaution must you observe with the detonation of a claymore mine? |
Personnel up to 100m to the sides and rear of these mines should take cover for protection |
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What is the special feature that makes the M14 nondetectable by magnetic mine detector? |
It is practically an all plastic construction |
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What are the two limitations of 60mm light mortars? |
Shortrange and small explosive charge |
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What type of mortar can be broken down into several smaller loads for easier carrying? |
Medium mortars |
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What is required to move heavy mortars? |
Trucks or tracked mortar carriers |
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What initiation source do we primarily use to detonate high explosives? |
Blasting caps |
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What are two ways in which blasting caps can be fired? |
Electrically or non-electrically |
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What is the purpose of the yellow painted bands covering military safety fuzes? |
To facilitate estimates of length for tactical situations |
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What is the rate of detonation cord? |
20,000-21,000 ft/sec |
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A requiremnt for military explosives is that raw materials must be... |
Cheap |