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2W051 Set B > Vol 2 > Flashcards

Flashcards in Vol 2 Deck (99):
1

A requirement for military explosives is that raw materials must be...

Cheap

2

Volatility is the tendency of a substance to produce

Vapors

3

The word hydroscopicity refers to what property of an explosive?

Moisture-absorbing

4

The rate of transformation for high explosives is between 3,200 and...

28,000 fps

5

The tendency of a substance to burn with a rapid and sparkling combustion is called...

Deflagration

6

Explosive train primers are classified...

By the way they are initiated

7

What does an explosive train booster do?

Detonates the main charge

8

How can you achieve an air-burst with a general-purpose bomb?

Use a time action high-explosive train

9

How can you increase the penetration effect of a shaped charge?

Increase standoff distance

10

What is a shaped charge used for?

To produce an explosive penetration of a solid target

11

The classifications of pyrotechnics include illuminates...

Signals, combinations of signals and illuminates, and simulators

12

What do the colored bands, letters, or patches on signal munitions indicate?

Color of the signal produced

13

Approximately how many minutes does the MK6 signal flare burn?

40

14

What pyrotechnic effects are produced by the AN-MK13 signal?

Smoke and illumination

15

The primary reason the AN-MK13 Mod 0 signal can be handheld while burning is to allow...

A downed pilot to hold the flare while treading water

16

How is the A/P25S-5A distress signal kit ignited?

Percussion primer

17

How much light does the M127A1 signal produce?

50,000 candlepower

18

What altitude is attainable by the M131 signal when fired?

1,500 ft

19

The largest caliber ammunition that we classify as "small arms" is...

Caliber .50

20

The components of a typical small-arms cartridge is the cartridge case,...

Primer, bullet, and propellant

21

What type of explosive filler does the M26 fragmentation grenade have?

Composition B

22

The filler for the M34 smoke grenade is...

White phosphorus

23

What is the explosive filer for the M30 practice grenade?

Black powder

24

The AN-M8 smoke grenade uses the hexachloroethane as a chemical filler to produce what kind of smoke?

White

25

Which antipersonnel mine is commonly called a claymore?

M18A1

26

How much force pressed against the pressure plate is required to set off the M14 anti-personnel mine?

20 to 35 lbs

27

Which type of mortar has a short range and a small explosive charge?

Light

28

Which type of mortar can be broken down into several smaller loads for easier carrying?

Medium

29

What device is used to detonate a high explosive?

Blasting cap

30

What weatherproof device is used to initiate a time fuze?

M60 igniter

31

The M112 demo block is made of...

Composition C-4

32

Blasting machines are used to provide the impulse needed in...

Electrical detonations

33

The firing wire used in detonation systems is issued in what lengths?

500 ft

34

The main types of fuze actions are impact, time, and...

Proximity

35

What component in an electronically-timed fuze replaces the arming vanes used in mechanically timed fuzes?

Electric charging assembly

36

Which safety feature is designed to prevent movement of the arming heads, arming stems, and strikers while the fuze is being handled?

Cotter pins

37

How do you change the firing delay times in a mechanically timed M904 nose fuze?

By adjusting the calibrated dial

38

What action must you take to set the SECONDS TO ARM setting below 6 seconds on a M904 fuze?

Remove the stop screw from the fuze body

39

What adapter booster is used with the M904 fuze?

T45

40

Where is the M905 fuze installed in a general purpose bomb body?

The tail fuze well

41

Which device is used in place of arming wire with electrical fuzes?

Battery-firing device

42

When installed in the nose fuze well, how many FZU-2/B booster are used with the FMU-81/B

4

43

What component provides the electrical power needed to operate the FMU-139A/B fuze

FZU-48/B initiator

44

Which sensor is a radio frequency radar ranging system used with the SUU-64/B, SUU-65?B, and the SUU-66/B dispensers?

FZU-39/B

45

Which proximity fuze has a height of burst setting of 15 feet above ground level that is built into the fuze at the time of manufacture?

FMU-113/B

46

Which air inflatable retarder fin is used on the MK82 bomb?

BSU-49/B

47

Which bomb is not classified as a penetrator?

BLU-126

48

Which 4,000 pound penetrator bomb is used as the warhead/bomb body for the GBU-28A/B

BLU-113

49

Which bomb provides deeper penetration than the BLU-113 and is used with the GBU-28C/B

BLU-122

50

The PDU-5/B uses which suspension utility unit?

SUU-76C/B

51

With the exception of the explosive filler, the BLU-126/B and the BLU-129/B are identical to the...

MK82 MOD 2 bomb

52

The BDU-33 series practice bomb weighs...

25 lbs

53

What is the weight of the BDU-48 series practice bomb?

10 lbs

54

Which series practice bomb only weighs 5 lbs

MK-106

55

The CBU-87 uses which suspension utility unit dispenser?

SUU-65

56

The CBU-87/B is loaded with which submunitions?

BLU-97/B bomblets

57

The CBU-89 uses which suspension utility unit dispenser?

SUU-64

58

the CBU-89 is loaded with which submunitions?

BLU-91/B and BLU-92/B bomblets

59

The CBU-105 uses which suspension utility unit dispenser?

SUU-66

60

Once free falling over the target area what imparts spin and upward thrust for BLU-108 submunitons?

Rocket motor

61

The components of a wind-corrected munitions dispenser are a fin-guidance system, a variable postion umbilical connector, and...

Flight program software

62

Which wind-corrected munitions dispenser component cants the fins to spin the dispenser during flight?

Control actuation assembly

63

How is 20 MM ammunition classified?

According to its purpose

64

The incendiary composition of the 20 MM armor-piercing incendiary (API) round is initiated by...

Impact

65

Which 20 MM round carries the M505 point-detonating fuze?

High-explosive incendiary (HEI)

66

What 20 MM round is used for drill or testing the feeder assembly for a M61 gun system?

Dummy

67

What 20 MM projectile component enables spin and stabilization in flight?

Rotating band

68

The delayed arming distance of a M505 series fuze from the muzzle of a 20 MM cannon is...

10-35 ft

69

The identifying information of a 20 MM round of ammunition is marked on the...

Projectile

70

When bulk-packed, how many round of 20 MM ammunition do you expect to find in a M548 containter?

200-250

71

What aircraft cannon fires the 25 MM round?

GAU-12

72

The purpose of the ignition booster in the 25 MM round is to...

Ensure consistent propellant ignition

73

How can you tell a 25 MM dummy cartridge from other rounds?

The projectile is non-separable and the total cartridge is gold in color

74

When 25 MM ammunition is bulk-packed, how many rounds can be found in a CNU-405 container?

80-100

75

How is ignition from the primer carried to the propellant in a 30 MM target practice round?

The primer ignites black powder in a flash tube, which ignites the propellant

76

What device holds the ball rotor of the 30 MM M505A3 impact fuze in an unarmed position until it is fired?

Lock ring

77

The 30 MM dummy ammunition is for

familiarization training and mechanical cycling of the gun system

78

The 30 MM cartridege case is made of...

Aluminum

79

Which fuze is used in 30 MM high-explosive incendiary ammunition?

M505A3

80

How many separate lot numbers can you expect to find on a 30 MM round of ammunition?

3

81

How long does the red tracer composition burn in the 40 MM AAA, target practice tracer round

12 seconds

82

What fuze is used in the 40 MM HEI PGU-9C/B round?

FMU-154/B

83

What aircraft is equipped to fire 105 MM ammunition?

AC-130

84

What type of explosive is loaded into the projectile of the 105 MM HEI?

Comp B

85

The high fragmentation PGU-45/B projectile will produce approximately how many fragments?

13,000

86

In order to optimize lethality the factory set height of burst for the FMU-160/B fuze is...

15 feet

87

The 105 MM clearing cartridge is designed to...

Clear a projectile lodged in the bore of a 105 MM cannon

88

The approximate length of a complete 105 MM round is?

31 in

89

Countermeasure flares are designed...

To divert enemy infrared/heat seeking missiles away from original target

90

How is an ALA-17 series flare ignited?

An electric squib ignition assembly

91

Which impulse cartridge initiates the MJU-7/B flare?

BBU-36/B

92

The SD-206 infrared flare (Smokey Devil) provides...

Smoke to simulate a flare for training purposes

93

Which component is part of the ALE-50 series towed decoy system?

Launch controller

94

The RR-170 chaff cartridge uses which impulse cartridge?

BBU-35/B

95

The LUU-2 series aircraft flare provides...

An off white light of 2 million candlepower

96

The LUU-19 series illumination flare produces

Light in the near-infrared region

97

How much gas pressure can a thruster cartridge actuated device (CAD) produce?

250-6,000 PSI

98

Removers (CAD) are designed to...

Jettison the aircraft canopy

99

Electric squibs (propellant actuated device; PAD) are similar to...

Blasting caps