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BALLISTICS > FINALS > Flashcards

FINALS Flashcards

(69 cards)

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1
Q

Small container or wafer of explosives material used to ignite the gunpowder

A

Primer

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2
Q

Ignition or detonation reaction

A

Percussion

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3
Q

Composition of priming mixture

A

Potassium chlorate
Antimony sulfite
Fulminate mercury

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4
Q

2 types of primers

A

Small primer - caliber 38,40 9mm
Large Primer - cal 45

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5
Q

The first to conceive an idea of using detonating compound

Father of percussion

A

Alexander John Forsyth

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6
Q

1 vent invented by col edward m boxer

A

Boxer primer

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7
Q

2 vent invented by col hiram berdan

A

Berdan primer

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8
Q

3 vent

A

Berdan boxer primer

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9
Q

Early primers

A

Corrosive

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10
Q

Used at present

A

Non-corrosive

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11
Q

Priming mixture is crush by blow from the firing pin

A

Anvil

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12
Q

Highly sensitive mixture of chemical compounds contained in the primer cup

A

Priming mixture

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13
Q

Piece of small paper or disk of tun foil

A

Disc

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14
Q

Container of the anvil, dicsk and priming mixture

A

Primer cup

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15
Q

Set off with a sharp blow

A

Initiator

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16
Q

Gives up its oxygen

A

Oxidizer

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17
Q

Burns the gunpowder in a very high rate

A

Fuel

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18
Q

In order to fire, the gunpowder need to be ignited

A

Igniting the propellant

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19
Q

Earliest fa that used closed tubes

A

Cannons

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20
Q

Small aperture drilled

A

Touchhole

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21
Q

Around the rim

A

Rimfire

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22
Q

External pin

A

Pinfire

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23
Q

Combi of rim and pinfire

A

Peripheral primer

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24
Q

Loc at the center

A

Centerfire

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25
No rim. With a small teat
Teat-fire
26
Used by larger military gun
Electric-primmed
27
Powder charge, propellant, saltpeter, cordite
Gunpowder
28
Powder that is used in ammunition in the propulsion of projectiles
Gunpowder
29
A gunpowder in the 19th century
Black powder
30
First known chemical explosive
Black powder
31
Unrecognized inventor of gunpowder
Wu ching tsun
32
English monk and scientist
Roger bacon
33
German monk
Constantine anklitzen
34
Invented smokeless gunpowder
Paul vielle
35
Single basr propellant which was called
Poudre b
36
Developed smokeless gunpowder - ballistics
Alfred E Nobel
37
Obtained a patent of modifying smokeless gunpowder - cordite
Frederick Abel & James Dewar
38
Consists of jet black and shiny grains
Black Powder
39
Produces small amount of smoke
Smokeless Powder
40
Principal ingredient of smokeless powder
Guncotton
41
Slow burning
Long arms
42
Fast burning
Short arms
43
1st examination and detection of gsr
1911
44
Dr. Iturriz, 1st to use paraffin wax to collect gsr
1914
45
Theodoro Gonzales performed a modified version of the iturriuz test using molten paraffin wax
1931
46
Positive result of paraffin wax
Blue color or blue specks
47
As stated by edmond locard. When 2 objects come into contact, exchange of materials take place
Locard’s Principle
48
Most common trace evidence
Hands
49
Gunpowder residues that exists on all openings of FA after discharge
Plumes
50
Use of cotton with 5% nitric acids sol
Cotton swabs
51
Used for scanning electron microscope
Adhesive stubs
52
NAA
Neutron Activation Analysis
53
ICP-MSP
Inductively Coupled Plasma - Mass Spectroscopy Plasma
54
GFAAS
Graphite Furnace Atomic Absorption Spectroscopy
55
Detects the presence of nitrate and nitrite
Diphenylamine Test
56
Detects presence of lead styphnate
Sodium Rhodizonate Test
57
Detects presence of nitrate in unburned or partially burned gunpowder
Walker Test
58
Detects nitrites
Greiss Test
59
Both detects nitrate and nitrite
Marshall and Tiwari Test
60
Chemical used to indicate the presence of nitrocellulose
Lunge Reagent
61
Unlawful manufacture etc
RA 8294 Sec 3
62
Prison mayor to reclusion perpetua and a fine of 50,000
Penalty
63
Propellant for guns. Undergo deflagration
Low Explosives
64
Double-base powder. Undergo detonation
High explosives
65
Extremely sensitive
Primary explosive
66
Insensitive to shock
Secondary explosive
67
Blasting agents
Tertiary Explosive
68
Gunshot shells
Battery cup type
69
Father of the percussion ignition
Alexander John Forsyth

BALLISTICS (2 decks)

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