BVOL2 Flashcards
Volatility is the tendency of a substance to produce?
Vapors
A requirement for military explosives is that raw materials must be… what?
Cheap
What property of an explosive do we refer to by the word “hygroscopicity”?
Moisture-absorbing property
Upon what factor does the rate of detonation depend?
Degree of confinement and loading density
What are the basic components of an explosive train?
Detonator, booster, and a bursting charge
What does an explosive train booster do?
Detonates the main charge
How can you achieve an air burst with a general purpose bomb?
Use a time action high-explosive (HE) train
What effect does more damage than the fragmentation effect of a specific bomb?
Blast
The penetrating action of a shaped charge is the result of the… what?
Shock wave and jet of dense gas
The four factors that control the visibility of pyrotechnics are candlepower, color, weather, and one other. What is that?
Light
What are the classifications of pyrotechnics? (4 in total)
Illuminants, signals, combinations (of illuminants and signals), and simulators
When considering pyrotechnics, two types of effects for signals are…
Light and Smoke
What do the colored bands, letters, or patches on signal munitions indicate?
Color of the signal produced
What pyrotechnic effect is produced by an AN-MK13 signal?
Hint: two effects
Smoke and Flare
When and where is the MK124 Mod 0 signal used?
Day/night; land/sea
How much light does the M127A1 signal produce?
50,000 candlepower
What is the LARGEST caliber ammunition that we classify as “small arms”?
Caliber .50
What shotgun round is the EXCEPTION to the gauging principle?
.410
What hazard is involved in using blank ammunition?
The wad can cause injury if it comes loose (fires)
What are the components of a typical small-arms cartridge?
Cartridge case, primer, propellent, bullet
What substance is the explosive filler for the M30 practice grenade?
Black powder
How far in front of an M18A1 mine do we consider inside the danger zone?
250 meters
How far behind an M18A1 mine should personnel take cover before they fire it?
100 meters
What mortar has a short range and a small explosive charge?
- short
- light
- heavy
- medium
Light
What device(s) do we use to detonate high explosives (HE)?
Blasting caps
What device is used to initiate time fuse?
M60 igniter
The M112 demo block is made of what substance?
Composition C-4
The difference between commercial dynamite and military dynamite is that military dynamite does NOT contain… what?
Nitroglycerin
In what length is fire wire issued?
500 feet
How do we classify bomb fuzes? (3)
Position, action, and method of arming
The main types of fuze actions are impact, time, and… what else?
Proximity
Where is a proximity fuze placed on the bomb?
Nose
In an electronically-timed fuze, what component replaces the arming vanes used in mechanically-timed fuzes?
Electric charging assembly
The design of which safety feature is to prevent movement of the arming heads, arming stems, and strikers while the fuze is being handled?
Cotter pins
What action must you take to set the “SECONDS TO ARM” setting below six seconds on an M904 fuze?
Remove the stop screw from the fuze body
What adapter booster is used with the M904 fuze?
T45
