Pyrotechnics Flashcards Preview

march 2016 exam > Pyrotechnics > Flashcards

Flashcards in Pyrotechnics Deck (72):
1

Pyrotechnic pistols includes all EXCEPT which of the following features

Double-barreled

2

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

3

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

4

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

5

When fired , the star ejected from a MK 80 Mod 0 signal burns for what minimum amount of time

4.5 seconds

6

Before loading a signal into MK 31 Mod 0 signal projector , you should first take what action

Make sure the signal projector is cocked

7

The illuminating candle in the LUU-2B/B aircraft parachute flare is made from what material

Magnesium , sodium nitrate , and a polymer binder

8

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

9

When a MK 25 marine location market is handled , what component physically prevents the base plugs from being accidentally pushed in

The arming plate

10

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

11

What is the average burn time of a MK 25 Mod 2 marine location marker

13.5 to 18.5 minutes

12

A MK 25 will provide smoke and flame for approximately how long

10 to 20 minutes

13

IR decoys generate heat and infrared energy which is used to distract what type of missile

Infrared heat seeking

14

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

15

What signal cartridge produces a flash of light and a white puff of smoke

MK 4 Mod 3

16

What color smoke is produced by a CXU-3 signal cartridge

White

17

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

18

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

19

A hand-manipulated signaling device is used for all EXCEPT which of the signaling purposes

Countermeasure

20

pyrotechnics are used for which of the following purposes

flame , flash , smoke , sound or infrared radiation

21

dye markers are what type of devices

pyrotechnics and screening devices

22

dye markers are used for what primary purpose

to establish a reference point on the surface of the water

23

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

24

where can you find precise instructions for using a MK 124 Mod 0 signal

on a label on the outer surface of the signal

25

a MK 31 signal projector propels the signal what prescribed height

250 to 650 ft

26

what is the prescribed weight of an LUU-2B/B flare

30 pounds

27

the LUU-2B/B flare consists of what total number of components

4

28

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

29

what is the prescribed diameter of an LUU-2B/B parachute

18 feet

30

to establish an initial contact point for a continued submarine search , which of the following means should be used

smoke and flame

31

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

32

a MK 25 marine location marker can be launched by which of the following methods

manually or sonobuoy launcher

33

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

34

to eject a MK 25 marine location marker from the SLC and the sonobuoy launch tube , what device is used

a JAU-22 cartridge

35

a MK 25 uses what type of seawater battery

MK 72

36

what electric squid is used in a MK 58 MLM

MK 13

37

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

38

a MK 58 marine location marker can be launched by which of the following methods

hand
bomb rack
sonobuoy

39

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

40

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

41

what force ejects a MJU-8 decoy flare from the dispenser

a CCU-136A/A impulse cartridge

42

what are two different forms of composition material used for IR decoys

pyrotechnics and pyrophoric metal

43

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

44

what is a description of chaff

aluminum-coated glass fibers

45

pyrotechnic flares can burn up to what maximum temperature

4500 degrees

46

under what (1) condition and (2) authority may pyrotechnics be dumbed at sea

(1) emergency (2) commanding officer

47

what are items that produce their effect by burning , and are consumed in the process

pyrotechnics

48

what devices are used to establish reference points on the surface of the water

dye markers

49

the MK 124 signal emits an orange smoke or red flare for approximately how many seconds

20 seconds

50

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

51

the LUU-2B/B flare is 36 inches long , 4.9 inches in diameter , and weighs about how many pounds

30 lbs

52

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

53

currently , there are two methods of launching the MK 25 marker--- by hand or by what

sonobuoy launcher

54

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

55

the MJU-57 A/B Decoy Flare consists of two major elements: the rocket motor assembly and what other assembly

igniter

56

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

57

the chaff in the RR-129 is cut into three lengths , resonant at what

2.85 , 5.062 , and 9.294 GHz

58

the chaff in the RR-144/AL is cut into a single length , resonant at what

8.590 GHz

59

the chaff in the RR-144A/Al is cut into three lengths , resonant at what

7.00 , 9.32 , and 15.06 GHz

60

what is a good visibility day time use , fire free signal cartridge designed for use with practice bombs

CXU-3A/B

61

what type of ammunition is on the most widely used types of ammunition in naval aviation

pyrotechnics

62

many pyrotechnic mixtures , particularly illuminating flare compositions , burn with intense heat (up to what temperature)

4500 degrees F

63

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)

64

what publication describes pyrotechnic , screening , marking , and countermeasure devices currently available for fleet use

NA 11-15-7.1 / NAVSEA SW020 AB-MMA-010

65

what are the three classes of pyrotechnic ammunition

marking , screening , illumination

66

navy pyrotechnic devices contain what type of material

combustible chemicals

67

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

68

by what means is the night end of the MK-13 distress signal identified

raised projections

69

the MK-14 smoke and illumination marker emits _____ smoke for day use and _____ flame for night use

orange / red

70

what is the method of ignition for the MK -13

flip pull ring , break seal , hold away from face , ignite pull ring

71

what is the burn time for each end of the MK 13

20 seconds

72

what is the intended use of the MK 124 signal

day and night signaling