Assignments Questions Flashcards
What were guns made of in early history? How were they loaded? What was one of their advantages?
Made of cast bronze and cast iron cannons.
Muzzle loaded.
Stronger, more powerful charge, greater range.
Which ship applied hydraulic power to all principle operations of working the gun?
HMS Dreadnought
Explain plunging fire during the battleship Era
Gunfire aimed so as to fall on the enemy from above, penetrating the thin deck armour.
Define Layered Defence
Overlapping sensors and weapon systems to increase survivability
Define Area Defence and Point Defence.
Point Defence: Defend own ship
Area Defence: Defend other ships
What is meshed defence?
Interlocking and overlapping ranges and arcs
What does NGFS stand far and what is its purpose?
Naval Gunfire Support - the use of naval artillery to provide fire support for land-based combat operations
What are the two types of NGFS?
Direct Fire
Indirect Fire
Define weapon
An instrument of combat to destroy, injure, defeat, or threaten an enemy.
Define Weapon System
An instrument of combat with all the related equipment, operating skills, and support
Define Gun
A weapon incorporating a metal tube from which bullets, shells, or other projectiles are propelled by explosive force in the form of expanding fases, typically making a characteristic loud, sharp noise.
What are the calibre classifications for guns?
Major
Intermediate
Minor
Small Arms
What is the purpose of a Naval Gun?
To engage enemy threats using impulse projectiles.
What are the factors which make a gun safe?
Safety
Accuracy
Control
Define the characteristics if mission criticality
Reliability
Flexibility
Speed
Simplicity
Maintainability
What is the primary goal of a weapon system?
Detect
Localize
Classify
Track
Engage
What does a weapon system need in order to engage a target?
A fire control solution
How can targets be classified
Hostile
Suspect
Unknown
Friendly
Neutral
What data do we use to help classify targets?
Type
Intent
List 5 characteristics to be considered when designing a weapon system
Detection
Classification
Location
Selection
Launching
Direction
What are the elements of a weapon system
Control
Launch
Vehicle
Propulsion and guidenace
Warhead
Define the two types of reference frames
Stable - wrt to distant stars
Unstable - wrt any object
3 types of drag
skin drag
shape drag
wave drag
What forces act on a projectile in flight
drag
wind
gravity
drift
coriolois
describe the role of a weapon system
delivery of a warhead or payload to a target area in such a way as to ensure hte maximum kill potential of the system
What is the purpose of a launching system?
To place a weapon in a flight path as rapidly as the situation demands
What are the stages of a launching system
Storage
Transfer
loading
control
launching
Name 3 types of launchers
rail
canister (vls)
platform
Name 3 types of launcher…. but its the other kind of launcher
gravity
impulse
reaction
what is a reaction launcher
boots itself off the launcher (consider a harpoon boost phase)
how long is the barrel of a 43 in 60 gun?
240 inches long
label this
What parts make up the gun structure
barrel
breech
feed system
cooling system
What is the purpose of the feed system?
Bring immideiate use ammunition to the firing point
What is the purpose of the loading system
store ammo, transfer to the mount, handle ready use ammuniution in the mount
what are the functions of the mounting arrangement?
support gun body
elevation and training
recoil and counter-recoil
protection from elements
major systems of the gun mount
laying system
recoil
slide
trunnions
carriage
stand
cupola
what does the recoil spring do
returns gun to battery position, cocks the rammer, feed new round
whats the difference between loading and feed systems
loading system stores ammo and handles ready use ammo.
feed system handles immeditate use ammo at the firing point.
label this shit
F fuse
D ogice
C Bourrelet
E body
B rotating band
A base
what are the target characteristics senses during warhead detonation
presence distance direction veloicty
functions of a fuze
keep weapon safe
arm
detect target
initiate detonation
direction of detonation
What is an INO
Inspection of naval Ordnance, systematically verify and testing components
free from defects
manufactured and installed correctly
safe, effective, servicable
when is an INO performed
6 months since last inspection
after firing prescribed series
beforecomissioniong
after overhaul
as directed by FTA
as requested by ship
named a few emerging systems
rail gun
lasers
