Test 2 Revision Flashcards
A fuze is armed when:
All the safety devices and features incorporated in the fuze have been eliminated but has not begun it’s firing sequence
Define arming
When a fuze is changing from a safe to armed condition
Define boresafe
Fuze is not capable of firing until it leaves the bore of the weapon
What is Firing?
the action initiating the explosive train in the fuze
What is a pistol?
A mechanism containing a heavy firing pin or striker, but has no explosive components
Define cocked striker
A firing pin that is held in a cocked position under spring tension
What are the common terms for cocked striker?
- Cocked detonator
- Cocked firing pin
- Firing pin under spring tension
- Hung strike
- Hung detonator
- Hung firing pin
What is a lead?
A component used to transmit a detonation from one detonating component to a succeeding HE component.
Name 4 forces that can act on a fuze
- Centrifugal
- Creep
- Setback
- Inertia
What are the two types of Proximity fuzes?
- Active
- Passive
What are the 5 components of a projectile?
- Fuze
- Ogive
- Bourrelet
- Body
- Driving band
What does the bourrelet do?
Bears on the rifling and aids in centring and guiding the projectile in the gun barrel
Projectiles fall into 5 catergories, what are they?
- High Explosive
- Carrier
- Shot
- Practice
- Dummy/drill
HE projectiles can be catergories as?
- Frag/blast
- HEAT
- HESH
Name 5 carrier projectile payloads (FFIPS)
- Flechettes
- Flare/illumination
- Incendiary
- Propaganda
- Smoke/WP
Where can fuzes be positioned in a weapon?
- Nose
- Base
What are fuze means of initiation?
- Impact
- Time
- Proximity
A PIBD fuze can use what methods of initiation?
Electrical
-Piezo
Mechanical
-Spitback
PTTF stand for what and is an alternative to what?
- Powder Time Train Fuze
- Mechanical clockwork
What are the type types of hazards?
- Fuze Hazard
- EO Hazard
When are hazard assessments conducted?
- Receipt of task
- Arrival and questioning
- First sighting on long range recon
- Close in Recon
- Evaluation Phase
- Disposal Phase
- Any other time deemed necessary
If territory has been previously held by the enemy, what hazard must be held?
Booby trap
What takes priority, magnetic or EMR/Static?
Magnetic
What are the components of a Rocket?
- Warhead
- Fuze
- Rocket motor
- Venturi
- Fins
