Pyrotechnics Flashcards
Pyrotechnic pistols includes all EXCEPT which of the following features
Double-barreled
A MK 124 Mod 0 marine smoke and illumination signal emits what color smoke/flame for (1) day use and (2) night use
(1)orange smoke (2) red flame
The day or night end of a MK 124 Mod 0 signal is marked in which of the following ways
The case has two raised beads around its circumference on the flare(night) end and a label adhered to outer surface of the case identifies the smoke(day) and flare(night) end
A MK 79 Mod 0 illumination signal kit consists of a __________ signal projector and a total of ________ MK 80 Mod 0 signals
MK 31 Mod 0, seven
When fired , the star ejected from a MK 80 Mod 0 signal burns for what minimum amount of time
4.5 seconds
Before loading a signal into MK 31 Mod 0 signal projector , you should first take what action
Make sure the signal projector is cocked
The illuminating candle in the LUU-2B/B aircraft parachute flare is made from what material
Magnesium , sodium nitrate , and a polymer binder
Approximately how many pounds of force is required to pull the timer knob from the timer of an LUU 2B/B aircrafts parachute flare
30 pounds
When a MK 25 marine location market is handled , what component physically prevents the base plugs from being accidentally pushed in
The arming plate
When a MK 25 Mod 2 marker is in the water , what liquid serves as an electrolyte to produce a current in the battery
Seawater
What is the average burn time of a MK 25 Mod 2 marine location marker
13.5 to 18.5 minutes
A MK 25 will provide smoke and flame for approximately how long
10 to 20 minutes
IR decoys generate heat and infrared energy which is used to distract what type of missile
Infrared heat seeking
Passive expendable a are filled with chaff , which is dispensed by aircraft to mask or screen other aircraft or to cause tracking radar to do what
Break lock
What signal cartridge produces a flash of light and a white puff of smoke
MK 4 Mod 3
What color smoke is produced by a CXU-3 signal cartridge
White
To extinguish an aircraft parachute flare that is burning in the open , which of the following methods should be used
Flooding quantities of water at low pressure
Pyrotechnic hazards are gregge toy increased by what factor(s)
All answers are correct
A. Age of pyrotechnic
B. Improper storage conditions
C. Excessive temperatures
A hand-manipulated signaling device is used for all EXCEPT which of the signaling purposes
Countermeasure
pyrotechnics are used for which of the following purposes
flame , flash , smoke , sound or infrared radiation
dye markers are what type of devices
pyrotechnics and screening devices
dye markers are used for what primary purpose
to establish a reference point on the surface of the water
to get information on pyrotechnics, screening , marking and countermeasure devices , you should refer to which of the following publications
NAVSEA SW050-AB-MMA-010
NAVAIR 11-15-7
where can you find precise instructions for using a MK 124 Mod 0 signal
on a label on the outer surface of the signal
a MK 31 signal projector propels the signal what prescribed height
250 to 650 ft
what is the prescribed weight of an LUU-2B/B flare
30 pounds
the LUU-2B/B flare consists of what total number of components
4
to initiate ignition of the candle in the LUU-2B/B aircraft parachute flare . what minimum amount of force must be exerted by the parachute lanyard
91 pounds
what is the prescribed diameter of an LUU-2B/B parachute
18 feet
to establish an initial contact point for a continued submarine search , which of the following means should be used
smoke and flame
to make night time use easier , how is the armed position of the base plate on a MK 25 marine location marker identified
it is machined-notched at the armed position
a MK 25 marine location marker can be launched by which of the following methods
manually or sonobuoy launcher
when it is going to be sonobuoy launched , what component should be installed around the base of a MK 25 marine location marker
a MK 34 Mod 0 adapter kit
to eject a MK 25 marine location marker from the SLC and the sonobuoy launch tube , what device is used
a JAU-22 cartridge
a MK 25 uses what type of seawater battery
MK 72
what electric squid is used in a MK 58 MLM
MK 13
a MK 58 Mod 1 marine location marker will produce smoke and flame for what minimum to maximum number of minutes
40 to 60 minutes
a MK 58 marine location marker can be launched by which of the following methods
hand
bomb rack
sonobuoy
when carried externally on a bomb rack , the pull ring and reinforced adhesive foil strip are removed from a MK 58 marine location marker by what means
an arming wire
as the first candle nears burnout in a MK 58 marine location marker , the second candle is ignited by what means
the heat from the first candle
what force ejects a MJU-8 decoy flare from the dispenser
a CCU-136A/A impulse cartridge
what are two different forms of composition material used for IR decoys
pyrotechnics and pyrophoric metal
what are characteristic of pyrophoric metal when used in decoy flares
shaped like thin wafers that reacts with oxygen in the air once it is dispensed
what is a description of chaff
aluminum-coated glass fibers
pyrotechnic flares can burn up to what maximum temperature
4500 degrees
under what (1) condition and (2) authority may pyrotechnics be dumbed at sea
(1) emergency (2) commanding officer
what are items that produce their effect by burning , and are consumed in the process
pyrotechnics
what devices are used to establish reference points on the surface of the water
dye markers
the MK 124 signal emits an orange smoke or red flare for approximately how many seconds
20 seconds
the MK 108 Mod 1 illumination signal kit produce a single green star display at a minimum altitude of 250 feet for a minimum time of how many seconds
4.5
the LUU-2B/B flare is 36 inches long , 4.9 inches in diameter , and weighs about how many pounds
30 lbs
the MK 25 Mods 2 and 3 marine location markers (MLM) are suitable for any type of sea surface reference point marking that calls for both smoke and flame for a period of how many minutes
10-20 minutes
currently , there are two methods of launching the MK 25 marker— by hand or by what
sonobuoy launcher
the MK 58 Mod 1 MLM produces a yellow flame and white smoke for a minimum of 40 minutes and maximum of 60 minutes which is visible for at least how many miles under normal operating conditions
3 miles
the MJU-57 A/B Decoy Flare consists of two major elements: the rocket motor assembly and what other assembly
igniter
what are the aluminum-coated glass fibers which are dispensed by aircraft to mask or screen other aircraft or to cause tracking radar to break lock
chaff
the chaff in the RR-129 is cut into three lengths , resonant at what
2.85 , 5.062 , and 9.294 GHz
the chaff in the RR-144/AL is cut into a single length , resonant at what
8.590 GHz
the chaff in the RR-144A/Al is cut into three lengths , resonant at what
7.00 , 9.32 , and 15.06 GHz
what is a good visibility day time use , fire free signal cartridge designed for use with practice bombs
CXU-3A/B
what type of ammunition is on the most widely used types of ammunition in naval aviation
pyrotechnics
many pyrotechnic mixtures , particularly illuminating flare compositions , burn with intense heat (up to what temperature)
4500 degrees F
under no circumstances, other than an extreme emergency, should ammunition , explosives , or other related hazardous material be dumped at sea by a navy vessel , aircraft , or activity without prior approval of whom
Chief of Naval Operations (CNO)
what publication describes pyrotechnic , screening , marking , and countermeasure devices currently available for fleet use
NA 11-15-7.1 / NAVSEA SW020 AB-MMA-010
what are the three classes of pyrotechnic ammunition
marking , screening , illumination
navy pyrotechnic devices contain what type of material
combustible chemicals
pyrotechnic devices generally are initiated by means of an “ignition train” which typically consists of what
an igniter , a delay element , and a starting mix
by what means is the night end of the MK-13 distress signal identified
raised projections
the MK-14 smoke and illumination marker emits _____ smoke for day use and _____ flame for night use
orange / red
what is the method of ignition for the MK -13
flip pull ring , break seal , hold away from face , ignite pull ring
what is the burn time for each end of the MK 13
20 seconds
what is the intended use of the MK 124 signal
day and night signaling
