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Section 2 Flashcards

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1
Q

What is a fuze or pistol designed to do

A

Initiate the detonation, ejection, ignition or dispersion of an EO filling at a pre-selected time or position

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2
Q

What is the main difference between a fuze and pistol

A

A fuze contains explosive components and a pistol contains no explosive components

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3
Q

HESH Projectiles may be nose and/or tail fuzed

A

False they are only Tail fuzed

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4
Q

What are the five main categories of projectiles

A 
High Explosive
Carrier
Shot
Prac
Dummy
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5
Q

What is the main identification feature for mortars

A

The Spigot or Tail Section

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6
Q

How can stability be provided to a projectile without driving bands

A

With a tail fin assembly

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7
Q

What is fitted to larger projectiles to extend their range

A

RA(Rocket Assist)

BB(Base Bleed)

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8
Q

List the 9 generic ID Features of Frag/Blast Projectiles

A

Pointed Ogival Nose and a streamlined body
Generally of One Piece Construction
A low charge to weight ratio
Squared or tapered base
A Driving band placed near the base of the projo
A fuse which can be located in the nose or base

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9
Q

What are the main components of grenades

A

Fuse
Body
Main Filling

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10
Q

What are the 4 types of HE grenades

A

Blast
Frag
HEAT
HEDP

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11
Q

Fragmentation grenades cause injury through over pressure with minimal fragmentation effects. True or False

A

False

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12
Q

List the 6 ID Features of a HEAT Projectile

A

Ogival nose, conical sometimes prob shaped nose it is designed to provide ballistic standoff.

Either a fixed of slipping driving band or fins which may be fixed or hinged to the base.

The Projectile body has parallel side and made of two piece construction joined near the ogive.

If no driving band is present, the projectile may have two bourrelets.

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13
Q

List the 6 typical ID features of AP/SAP Projectiles

A

A pointed but truncated nose
Heave one piece body construction
Base fuse only
A tracer compartment which may be fitted onto or into the base.
May be fitted with windshield and or Armour piercing caps.

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14
Q

What are the main components of rockets

A 
Warhead
Fuze
Rocket Motor
Venturi or Nozzle
Fins
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15
Q

What is the main difference between rockets and

missile

A

Missles have a guidance system

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16
Q

What is the definition of armed, in relation to fuzes

A

A fuze is armed when all the safety devices and features incorporated in the fuze have been eliminated or are not functioning so that the fuze had completed its arming sequence.

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17
Q

What is the purpose of a relay in a fuze

A

The Purpose is to pick up a weak explosive stimulus, augment it and transmit the amplified impulse to the next component.

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18
Q 
Expand the Following
HEAT
HESH
HERA
APCBC
APFSDS
A 
High Explosive Anti Tank
High Explosive Squashed Head
High Explosive Rocket Assisted
Armour Piercing Cap Ballistic Cap
Armour Piercing Fin Stabilized Discarding Sabot
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19
Q

What are some key Identification features of PTTF Fuzes

A

Multiple rings on the metallic bodies.
Multi Piece Construction, must have one brass ring.
Usually made of brass, one marked with the delay setting.
They all Incorporate a safety pin hole.
Gas vent holes for the release of excess gas, in most cases the vent holes are sealed with thin metal plugs which if functioned, will have blown out leaving scorched marks.

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20
Q

What does boresafe refer to, in relation to fuzes

A

It prevents the fuse from detonating the projectile until it leave the bore of the weapon.

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21
Q

What does cocked striker refer to, in relation to fuzes

A

A firing pin that is held in a cocked position under spring tension and fires by releasing the mechanism.

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22
Q

Define Acceleration/Setback in relation to fuze arming

A

Incorporates the rearward movement of the fuze parts caused by the forward acceleration during its launching

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23
Q

Define Deceleration/Creep, in relation to fuze arming

A

The Forward motion of fuze components relative to the fuze body, it is caused by deceleration of the ordnance.

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24
Q

Define Impact Inertia, in relation to fuze firing.

A

Forward movement of internal components after impact with the target causing an action that drives a firing pin, into a detonator upon impact or the detonator into the firing pin.

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25
What are the 2 classifications of impact fuzes
PD(Point Detonation) Direct Action or Impact | BD(Base Detonation) Indirect Action Impact Inertia
26
What is the main difference between Active and Passive Prox Fuzes
Active - Functions by a signal which is transmitted to and reflected from the target. Passive - Functions by Heat, Light, Sounds, EMR, emanating from the target.
27
A Piezoelectric crystal is a device added to a firing system that transmits the ignition flame after predetermined delay. True or False
False
28
A Fuze is armed when all the safety devices and features incorporated in the fuze have been eliminated or are not functioning so that the fuze has completed its arming sequence, but has not been subjected to sufficient or proper forces required to begin the fuze firing sequence. True or False
True
29
What are the Main Characteristics of MT and MTSQ fuzes
Multi piece construction usually 3 pieces, May have a time calibration scale, setting lugs or slots, SQ/Delay setting if an impact element is integral.
30
``` Key ID Features for HEAT HESH AP/SAP Carrier FRAG/BLAST Armour Piercing Shot ```
HEAT- Ogival nose, conical sometimes probe shaped nose. HESH- Blunt ogival nose AP/SAP - Heavy, One piece body construction Carrier - Parallel Sides Frag/Blast - A pointed ogival nose and streamlined body Armour Piercing Shot - No Fuzes present
31
What is the primary function of the bomb case
Primary Function is to act as the airframe for the bomb
32
Generally tail units fall into what two categories
Retarted and Non - Retarted
33
The Main fill of a bomb varies depending on the purpose, list the main three types of fill:
HE Chem/Bio Incendiaries
34
Miscellaneous attachments are used to enhance or control a bombs performance on impact, List and describe 4 Examples of these.
Kopfring - designed to prevent excess penetration on land and ricochet against sea targets Anti Ricochet plates - Same as kopfring but different construction. Stabo - steel pike is used to prevent bomb from skipping during dive bombing. Dinort Rods - used for bombs with impact fuses, giving a stand off fragmentation effect.
35
List the 5 categories of BOMBS
``` HE Chemical Incendiary Fuel Air Explosives (Volumetric) Prac ```
36
8 categories of HE bombs
``` GP(General Purpose) MP(Multi Capacity) DP(Deep Penetration) HC(High Capacity) AP(Armour Piercing) SAP(Semi armour piercing) Fragmentation Anti Submarine ```
37
FAE bombs weight for weight can generate about____ times as much energy as conventional high explosive. The initiation of most FAE bombs occurs in ____distinct events.
Three | Two
38
Describe the events in initiation of a FAE bomb
Two distinct events the first being the use of a HE burster charge to open the casing and form a cloud of fuel in the atmosphere, the second is the initiator of the resultant fuel and air mixture using one or more HE cloud Detonator.
39
``` Approximate weight of each 80 series BOMB MK81___ MK82___ MK83___ MK84___ ```
250 pounds 500 pounds 1000 pounds 2000 pounds
40
Fusing in a 80 series bombs can be internally or externally fused, and may have a nose fuse, a tail fuse, both a nose and tail fuse, or a noise/tail fuse system. True or False
True
41
In a 80 series bomb electrical fusing may be identified by the presence of what
A electrical charging receptacle A fuse initiator in the charging well A lanyard attached to the lanyard Lock
42
List the common tail fin assemblies used with 80 series bombs
Slick Snake Eye Ballute Parachute
43
Describe a Bomb Pistol
A bomb pistol contains no explosive element used in conjunction with a separate detonator.
44
List the three criterias used to aid the recognition of pistol/fuses
Position in store Method of Arming Functioning Action
45
Arming of the bomb is normally accomplished by one of 4 methods, list the 4 methods.
Mechanical Electrical Electro - Mechanical Combination
46
List the positions that pistols/fuses are fitted into a bomb
Nose Tail Transverse Multi Position
47
With regards to the functioning action of pistols/fuses list the 8 groups of operation.
``` Air burst Anti disturbance/Anti Handling Impact/short delay Influence Hydro static Long delay Protective/Anti withdrawal Modular/Smart ```
48
Three Basic types of impact fuses/pistols
Direct Action Indirect Action Combination/All the way
49
List the 7 main groups of air burst pistols/fuses
``` Mechanical Mechanical Time(Clockwork) Pyrotechnic time Proximity Barometric Blast Pressure Electrical ```
50
3 common recognition features of an influence fuse
Usually larger than other types of fusing. Normally contain aerial or sensor arrays. May have a plastic/ceramic radome.
51
3 recognition features of a hydrostatic fuse
Water ingress ports or non return valves Depth setting mechanisms They may be constructed in 2 sections
52
List the 4 main types of long delay fuses
Chemical Clockwork Material Creep Electrical
53
Anti-withdrawal devies may be fitted to long delay pistols/fuses, list the five methods that may be used to achieve this
``` Clawed Foot Offset Groove and Ball Knife Edge Anti-Removal sleeve Electrical Contact ```
54
List and Describe the two types of dispensers
Released- a bomb shaped weapon that functions after is has left the aircraft. Retained - a retained dispenser is retained in the aircraft and operated by the crew, scattering its contents over a large area.
55
List the four main categories of Sub munitions
AP - Anti personnel AT - Anti tank/material Runway cratering Area Denial
56
Sub munitions can carry what types of fill
``` Frag Heat Blast Incendiary Chemicals ```
57
List the 4 main groups of GW and their sub categories
AAM- Short range, Long Range, HE, Blast, Frag ASM - Tactical, Strategic SAM - Operational, Tactical, Hand Held SSM - Operational, tactical, Hand held, Strategic
58
List the 4 Main components of a missile.
Guidance Section Control Section Warhead Section Propulsion
59
List the 3 possible fusing types fitted to a missile
Contact fusing Proximity Fusing Self-Destruct Fusing
60
The safety and arming device (SAD) performs 3 main functions, list those three functions
Provides safety breaks before weapon launch Arms the weapon after launch Links the fuse or fuses to the warhead
61
List the Main types of missile Warheads
Armour Defeating Anti Aircraft Strategic Missiles Other warhead types
62
List and briefly describe the two methods of propulsion used by missiles
RAMJET - most suitable for use against high speed targets and are used in a number of service SAM TURBO JET - optimized for long range performance but will not propel a weapon at supersonic speed.
63
List the 8 sub categories of alternate Mission Equipment with regards to aircraft weapon systems
``` Bomb Racks Missile launchers Rocket Pods Gun Systems External Fuel Tanks Aircraft counter measures Projectile Launches Targeting Pods ```
64
List 6 types of hazards as an EOR/EOD you are to be aware of with regards to Aircraft weapons/Systems
``` UXO Aircraft Stores Installed Explosive Ordnance Egress Systems Compressed Gases Composite Materials Radiation ```
65
With Regards to maritime ordnance, list and describe the three methods of mine actuation
Contact Mine - Contact with the target to detonate the mine Influence Mine - Certain effects produced by a nearby target can cause it to detonate. Controlled Mine - Firing Mechanism Controlled Electrically from a remote Position.
66
Mines are designated by there planted positions list and briefly describe the 3 positions
Moored Mines - Buoyant mines that remain the a fixed position attached to a sinker Bottom Mines - When planted these mines sink and remain on the bottom near the port of a water entry Drifting Mines - Designed to move with water current for a considerable distances
67
List the 5 main components of a modern torpedo
``` Guidance Section Warhead Energy Section After body Tail section ```
68
List the 4 main components of a Land Mine
Firing Mech A detonator or igniter charge A booster Charge The main charge in a container
69
Simpler types of mine firing mechanisms can be actuated by
By Pressure Pressure Release Tension Tension Release
70
List the 6 methods of initiation employed by modern mines
``` Seismic Magnetic Influence Radio influence Audio Frequency Electrical Command Timer Run down ```
71
Define a Booby Trap
A explosive or non explosive device or other material deliberately placed to cause casualties when an apparently harmless object is disturbed or a normally sage act is performed.
72
What are the main methods of booby trap operation
``` Pull Pressure Release of Pressure Release of tension Delay ```
73
Timed Booby trap devices have four main methods of operation
Pyrotechnic Mechanical Electrical Chemical

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