Ballistic Midterm

Question 1

It is an instrument used for the propulsion of Projectiles by means of the expansive force gases from burning gunpowder.

Answer 1

Firearm

Question 2

refers to any handheld or portable weapon,whether a
small arm or light weapon, that expels or is designed to expel a bullet, shot,slug, missile
or any projectile which is discharged by means of the expansive force of gases from
burning gunpowder or other form of combustion or any similar instrument or implement

Answer 2

RA 10591 Firearm

Question 3

For purposes of the law, the barrel, Frame or receiver is considered a firearm

Answer 3

True

Question 4

have no riflings (lands and Grooves) inside the gun barrel.

Answer 4

Smoothbore firearm

Question 5

firearms that have riflings (lands and grooves) inside their gun barrel.

Answer 5

Rifledbore firearms

Question 6

can propel projectiles more than one inch in diameter. . E.g. cannons, mortar, bazookas.

Answer 6

Artillery

Question 7

can propel projectiles less than one inch in diameter. E.g. machine gun,shoulder arms
and hand arms

Answer 7

Small arms

Question 8

fire only one shot every loading which has to be reloaded for each shot. The
breech needs to be opened to remove the empty cartridge case and to insert a new one for the next
firing.

Answer 8

Single shot firearm

Question 9

it fires several shots in one loading. I

Answer 9

Repeating arms

Question 10

are those firearms in which that mechanism is so arranged that it will reload a fresh
cartridge case after firing

Answer 10

Automatic

Question 11

are those firearms which fire continuously as long as the trigger is pulled.

Answer 11

Full automatic

Question 12

firearms where one pull of the trigger would produce one round explosion and the trigger must be released first before one can fire another round.

Answer 12

Semi automatic

Question 13

are those firearms that can be operated manually.

Answer 13

Hand operated

Question 14

these firearms are provided with a box magazine under the bolt, but some of them have a tubular magazine. The breech block is shaped like an ordinary door bolt with a handle sticking out to one side of the firearm.

Answer 14

Bolt action type

Question 15

after the first shot is fired, automatic loading or chamber takes place as long as the trigger of the gun is squeezed by the shooter

Answer 15

Automatic loading type

Question 16

loading takes place by back-and-forth manipulation of the under the
forearm of the gun. Under the barrel there is a tubular magazine for the extra cartridge.

Answer 16

Slide action type

Question 17

trigger guard of this firearm is hinged at the front end, which is connected
with a breech mechanism. After firing, the finger lever is moved downward so as to cause the trigger guard to pivot on its hinge, and its forward extension is to move back. Loading and ejection of the cartridge case take place by the lever action of the firearm.

Answer 17

Lever type

Question 18

– fire continuously as long as the trigger is pulled Ex. M6O & Ultimax

Answer 18

Automatic

Question 19

one pull of the trigger would produce one round explosion. The trigger must be released first before one can fire another round, the cycle of operation is done automatically.

Answer 19

Semi automatic

Question 20

one trigger pulls for a single round. The cycle of operation is done manually.

Answer 20

Single

Question 21

this fire either on automatic or semi-automatic by using the selector level.

Answer 21

Selective

Question 22

designed to be operated by two or more persons. Ex. Mortar

Answer 22

Crew-Serve Weapon

Question 23

It is any weapon which shoots or is designed to shoot, automatically or semi-automatically, more
than one shot, without manual reloading, by a single pull of the trigger. It is the principal source of fire
power, not only for ground troops but for aircrafts as well.

Answer 23

Machine gun

Question 24

It means any weapon designed or intended to be operated from the shoulder and uses the
energy of the explosive in a fixed metallic cartridge to fire only a single projectile through a rifled bore
for every single pull of the trigger. This is designed for targets at a longer distance.

Answer 24

Rifle

Question 25

It is an ancient smooth-bore and muzzle loading military shoulder arm designed to fire a single round lead ball. It usually has a long forestock and is arranged to hold a bayonet at the muzzle end. This is a smooth-bore without choked and commonly fire a single round lead ball.

Answer 25

Musket

Question 26

is a short barrel rifle, with its barrel measuring not longer than 22 inches. It fires single projectile through the rifled bore-bore, either semiautomatic or fully automatic, for every press of the trigger. It has a range greater than that of the pistol or revolver. The five types of carbines are M-1, M-1A1, M-2, M-3, and M-14.

Answer 26

Carbine

Question 27

A smooth-bore and breech loading shoulder arm designed to fire a number of pellets or shots in one charge. The smaller the number of the gauge of a shotgun, the bigger the diameter of its barrel. Some shotguns are designed with a double barrel.

Answer 27

Shotgun

Question 28

A hand arm equipped with a rotating cylinder, serving as the magazine, successively places a cartridge into position for firing. Common revolvers carry five to eight rounds of ammunition in a cylinder and some of them are single action and double action. There are four classifications of a revolver, namely; single action, double action, swing out the cylinder and top break frame.

Answer 28

Revolver

Question 29

A short barrel hand arm designed to fire a single projectile through a rifled-bore for every press of the trigger. This type of weapon is designed to combine optimum penetration with stopping power and improved accuracy.

Answer 29

Pistol

Question 30

It is a smooth bore, muzzle loading, high angel of fire weapon. The barrel is assembled into a single unit

Answer 30

Mortar

Question 31

is a replica usually made of hard plastic of alloy, used by weapon instructor, inspector and repair man when checking the functioning of the firearms.

Answer 31

Dummy

Question 32

an ammunition without a bullet containing gunpowder, used for theatrical presentation, film making and for training of k9 dogs.

Answer 32

Blank

Question 33

refers to a complete unfired unit of cartridge, consist of bullet, shell, primer and gunpowder.

Answer 33

Live

Question 34

A term use to describe a complete unfired unit consisting of bullet, primer, cartridge case and gunpowder.  It is a complete round of ammunition. Made up simply of cartridge case, primer, gunpowder and bullet.  A cartridge (also called a round or a shell) is a type of ammunition packaging a bullet or shot, a propellant substance (usually either smokeless powder or black Powder) and a primer within a metallic, paper, or plastic case that is precisely made to fit within the firing chamber of a firearm

Answer 34

Cartridge

Question 35

as a piece of ammunition that is shot using a gun, pistol or rifle. The invention of bullets revolutionized warfare. as a nonmetallic, cylindrical projectile Propelled from a firearm by means of the expansive force of Gases from burning gunpowder. The projectile typically made of metal containing lead, cylindrical and pointed, that is expelled from the barrel.

Answer 35

Bullet

Question 36

is commonly the brass or copper envelope that contains primer powder and bullets.

Answer 36

Cartridge case

Question 37

The container that holds all the components together. The case can be made of brass, steel, or copper for pistols and rifles. Shotgun “shells” are a plastic case, with the base covered in a thin brass covering

Answer 37

Casing

Question 38

a low-explosive substance that is used as a propellant in firearms. It burns rapidly and produces a large amount of gas, which produces a pressure wave inside the gun barrel, sufficient to propel a shot charge, bullet or projectile from: a shotgun, rifle, or artillery piece.

Answer 38

Gunpowder

Question 39

s the upper portion of the primer cup, which is the complete assembly of priming composition, paper disk, anvil and the vent. It is also a portion of the cartridge case, which consists of brass or gliding metal cup.

Answer 39

Primer

Question 40

 Is an explosive chemical compound that ignites the gunpowder when struck by a firing pin, Primer may be placed either in the rim of the case (rim-fire) or in the center of the base of the case (center -fire).  The ignition components of cartridge primers are used for Igniting prominent. A blow from the firing pin of the firing cup compresses the priming composition to detonate. This detonation produces a flame which passes through the vent of flesh hole in the cartridge case, igniting the gunpowder

Answer 40

Primer

Question 41

 Define as a non-metallic, cylindrical projectile Propelled from a firearm by means of the expansive force of gases from burning gunpowder.  Originated from the French word “boullete” meaning small round ball

Answer 41

Bullet

Question 42

These that have soft cores inside a jacket and are used against personnel only.

Answer 42

Ball bullets

Question 43

Those that have steel cores and are fired against vehicles and other armor targets in general.

Answer 43

Armor Piercing Bullet

Question 44

– Those that certain mixture, such as other material, that can be set on fire by impact. They are used against the targets that will readily burn such as aircrafts or gasoline depots

Answer 44

Incendiary bullet

Question 45

Those that contain compound as its base which is set on fire when the bullet is projected. The flash of smoke from this burning permits the flight of the bullets to be seen, especially at night time this type of bullet is primarily used for target acquisition.

Answer 45

Tracer

Question 46

Those type of bullets that contain a highly charged explosive because of their small size, it is difficult to make a fuse that will work reliably in small arms ammunition.

Answer 46

Explosive fragmentary

Question 47

is a type of bullet that is basically composed of lead metal or alloys of this metallic lead, and are often used in revolver, pistol and in some Low power rifles

Answer 47

Lead bullet

Question 48

is a type of bullet consisting of the lead core, coated with a jacket of a harder material such as; gilding metal, a copper alloy of approximately 90% copper and 10% zinc

Answer 48

Jacketed bullet

Question 49

lead core is enclosed by a strong metal jacket on this no-expanding, deep penetrating, general purpose bullet that provides smooth, reliable feeding in all types of semi- automatic handguns

Answer 49

Full metal jacketed

Question 50

those made of plastic /plasticize and other compositions or those made of sand polymer mixed. Such bullets were designed for special purposes

Answer 50

Synthetic bullet

Question 51

the exposed lead at the tip of the jacketed hollow point, rapidly initiates uniform controlled expansion that progresses to the depth of the hollow point cavity. It has excellent accuracy and bullet integrity.

Answer 51

Jacketed hollow point

Question 52

the portion of the bullet that receives the thrust and heat from the burning gun powder

Answer 52

Base

Question 53

the area of the bullet that contacts the barrel riffling. A tight fit is required to prevent chamber pressure leaks and to provide good contact with the rifling grooves

Answer 53

Bearing surface

Question 54

is the serrated groove or depression rolled around the body of the bullet usually used in bottle neck cartridge

Answer 54

Cannelure

Question 55

the bulk of the mass in the bullet

Answer 55

Core

Question 56

length of the bullet form the shoulder to the tip

Answer 56

Head height

Question 57

location of the bullet where the heel ends the bearing surface begins

Answer 57

Heel

Question 58

the material that covers some or the entire core

Answer 58

Jacket

Question 59

the diameter of the flat or blunt end of the nose of a bullet

Answer 59

Meplat

Question 60

the radius of the curve between the bearing surface and the point usually stated with respect to the caliber

Answer 60

Ogive

Question 61

the most forward point of the ogive

Answer 61

Point

Question 62

the place on the bullet where the parallel sides end the ogive begin

Answer 62

Shoulder

Question 63

 It refers to a tabular metallic or non-metallic container usually of brass (70% copper, 30% zinc) which holds together the bullet, gunpowder and primer. Another term used is shell or casing  is the portion of the cartridge that is automatically ejected form an automatic firearm during firing and these remain in the crime scene

Answer 63

Cartridge case

Question 64

refers to the machine operation of making cartridge case

Answer 64

Drawing

Question 65

the bottom which contains the head stamp

Answer 65

Base

Question 66

the part of cartridge limit the forward movement of the cartridge from the chamber

Answer 66

Rim

Question 67

is the circular groove near the rim designed for withdrawal of the case from the chamber.

Answer 67

Extracting groove

Question 68

– is that part of cartridge case which holds the primer in place

Answer 68

Primer pocket

Question 69

– is the cylindrical part of the shell which houses the gunpowder

Answer 69

Body

Question 70

the part of case which support the neck of the cartridge it is evident in the bottle neck type.

Answer 70

Shoulder

Question 71

is a cylindrical groove in outer surface of the shell designed to prevent the bullet from being push down to the powder charge.

Answer 71

Cannelure

Question 72

is that part of the shell which is actually occupied by the bullet.

Answer 72

Neck

Question 73

is the cylindrical groove on the mouth of the shell designed to hold the bullet and prevent it from being pull out from the shell.

Answer 73

Crimp

Question 74

the hole at the bottom of the primer Pocket designed as a passage of the ignition of the primer to the powder charge.

Answer 74

Vent or flash hole

Question 75

The diameter of the rim is greater than the diameter of the body of the cartridge case. Sample -38 caliber special and Caliber.22

Answer 75

Rimmed

Question 76

the diameter of the rim is slightly greater than the diameter of the body of the cartridge case. Sample -.25 Cal. 32 Cal. .38 ca. Super.

Answer 76

Semi rimmed

Question 77

the diameter of the rim is equal to the diameter of the body. Sample -.30 Cal,9 mm, .40 Cal, .45 cal.

Answer 77

Rimless

Question 78

– There is protruding metal around the body of the cartridge case near the rim. The design originated in england around 1910.

Answer 78

Belted

Question 79

The diameter of the rim smaller than the body of the cartridge case.

Answer 79

Rebated

Question 80

where the case diameter is approximately the same along its length. All rimmed shells and most centerfire revolver cartridges

Answer 80

Straight

Question 81

where a wide bodied- case is, just before the case mouth, reduced in diameter to that of the bullet

Answer 81

Bottleneck

Question 82

where a wide based cartridge case is gradually reduced in diameter along its length. It is very rare but is used in the so-called “magnum jet” cal.22

Answer 82

Tapered

Question 83

– this type of cartridge has a in extends radially through the head of the cartridge case into the Primer. This type is obsolete and no longer used.

Answer 83

Pin fire cartridge

Question 84

has a primer located Center in the center of the base. - This type of cartridge the primer is located at the center or in the middle position of head of the head of the cartridge.

Answer 84

Center fire cartridge

Question 85

has noticeable primer. Instead, the priming compound is placed and spun into the case rim. When the rim is struck by the firing pin, the priming compound explodes, igniting the powder. -This type of cartridge the priming mixture is located in the cavity of the rim. It is Presence in .22 cal. Pistol and revolver.

Answer 85

Rim fire cartridge

Question 86

It refers to the chemical substances of various compositions, particles sizes, shapes and colors, which when ignited by the primer flash, is converted to gas under high pressure and propels the bullet or shot charge through the barrel to the target  the term gunpowder is synonymous with the term propellant, cordite and powder charge that can be used interchangeably

Answer 86

Gunpowder/propellant/powder charge

Question 87

the oldest form of propellant and when fired, produces a large volume of grayish smoke and leaves considerable residue in the barrel. The person credited for the invention of such is Roger Bacon in 1248. it is composed of potassium nitrates (75%), sulfur (10%) and charcoal (15%)

Answer 87

Black powder

Question 88

the powerful propellant used today and is made up of nitrocellulose. the term smokeless is a misnomer for they are neither powder nor smokeless only because it does not give off a huge cloud of white smoke like black powder

Answer 88

Smokeless powder

Question 89

It is a small self-contained metallic ignition cap at the center or at the cavity of a cartridge case that when struck by the firing pin combusts and sends sparks through the flash hole of the cases and ignites the powder charge.

Answer 89

Primer

Question 90

Composition of a Primer

Answer 90

1. Potassium Chlorate - 45% 2. Antimony Sulfide - 23 % 3. Fulminate of Mercury -32%

Question 91

Was credited being the first to conceive the idea of using detonating compound for igniting powder charge in small arms by Percussion, and in 1807he obtained patent for this idea. a Scotch Presbyterian minister, but he was also a chemist, a hunter and well- known authority on firearms. He spent most of the time and attention in the development, and improvement of Ignition, and his first successful priming mixture, was composed of Potassium chlorate, charcoal and sulfur in powdered form.

Answer 91

Alexander John Frosyth

Question 92

have two vents or flash holes towards the gunpowder. is none-replaceable, since the anvil of the Primer, formed an integral part of the cartridge case, and can be deformed by firing, However, with care, it can be replaced.

Answer 92

Berdan primer

Question 93

The primer has only one vent or flash holes towards the gunpowder.  The Boxer primer can be replaced and can be reused since the primer cup is removable from the cartridge, and consequently minimized expensive brass cartridge Case

Answer 93

Boxer primer

Question 95

a type of primer designed by Chinese, having a triangular flash hole serving as a passage of ignition.

Answer 95

Chinese Modified Berdan –

Question 96

a type of primer designed by ____ having a punch hole serving as a passage of Ignition

Answer 96

French Modified Berdan

Question 97

The portion of t the primer, against which the priming mixture is crushed by blow from the firing pin. This must be Hard, rigid and firmly supported, to provide the resistance necessary for firing the priming mixture.

Answer 97

Anvil

Question 100

Piece of small paper or disk of tin foil, where the priming mixture is contained and pressed over by the primer and the anvil ,its purposed are: a. To hold priming mixture in place b. To exclude moisture

Answer 100

Disc

Question 101

The container of the anvil, disc and the priming mixture. This is made of brass, gliding metal or copper, depending upon the kind

Answer 101

Primer cup