- 1. A chemical propellant used to push a projectile out of firearm. When ignited, it's been rapidly to produce hot gases that expand and force the bullet down the barrel.
A) Gunpowder
B) Propellant
C) Netrocellulose
D) Oxidizer
- 2. Early form of godfather used for centuries. Produce lot of thick white gray smoke, course gritty residue, and relatively lower energy compared with modern propellant
A) Powdered milk
B) Baby johnson powder
C) Smokeless powder,
D) Black powder
- 3. Its main ingredient is charcoal +sulfur+ and potassium nitrate. Salt peter
A) Gunpowder
B) Smokeless powder
C) Black powders
D) Modern propellant
- 4. Modern class of propellant introduced in the 19th century. Based on nitrocellulose or nitrocellulose + nitro glycerin some formulation include other energetic additives. Also used in most modern ammunition and cartridge.
A) Smokeless powder
B) White powder
C) Traditional powder
D) Black powder
- 5. A chemical compound that contain nitrate ions.
A) Nitrates
B) Cellulose
C) Oxidizer
D) Nitrogen
- 6. It is the chemical the supply oxygen to help fuel burn rapidly.
A) Gunpowder
B) Propellant
C) Oxidizer
D) Nitrates
- 7. It is the test to determine whether a person fired a gun or not with bare hands and the chemical aspect of the test its determine the presence and distribution of nitrates.
- 8. The taking of the cast to extract the nitrates embedded or implanted in the skin.
- 9. What is the visible result when nitrates come in contact with the the d
Diphenylamine mean reagent.
A) Smudging
B) Tattooing
C) Singeing
- 11. Blackening of area around the bullet hole.
A) Singeing
B) Smudging
C) Tattooing
- 12. Individual specks of nitrates around the bullet hole visible to the naked eye and it's a black coarsely pattern pattern.
A) Smudging
B) Tattooing
C) Singeing
- 13. Refers to the distance between the muscle of the firearms and the target.
A) Firing range
B) Distance range
C) Gunshot range
- 14. Muzzle touching skin and clothes
A) Contact shot
B) Intermediate range
C) Close range or near contact
D) Distant range
A) Intermediate range
B) Contact shot
C) Distant range
D) Close range or near contact
- 16. 15 cm- 1 up to 3 m depending on gun or ammu.
A) Distant range
B) Intermediate range
C) Contact shot
D) Close range or near contact
A) Contact shot
B) Distant range
C) Intermediate range
D) Close range or near contact
- 18. This test is used if the father particles are deeply embedded and it is based on the conversion of nitrates to a dye.
- 19. In barrel or weapon temperature a warm barrel suggest the gun was fired __________ a cold barrel doesn't prove it wasn't fired earlier.
A) Very recently or a minute
B) Recently charge or minutes to maybe an hour
C) Second to a few minutes
D) Recent close shot or second- minutes
- 20. Invisible smoke or before at scene, smoke or vapor near the muzzle or clothing indicates the shot was fired _______ before observation.
A) Recent close shot or second- minutes
B) A second to a few minutes
C) Very recently or minutes
D) Recent discharge or minutes to maybe an hour
- 21. In smell of gunpowder is noticeable smell suggest a ________ but smell dissipates or its marks by wind ventilation.
A) Recent discharge or minute to me be an hour
B) Second to a few minutes
C) Recent close shot or second- minutes
D) Very recently or minutes
- 22. In singeing are burn ages of cloth hair, indicates a very _______ the presence and sharpness of brain paid with time and handling.
A) Second to a few minutes
B) Recent close shot or second-minutes
C) Very recent or minutes
D) Present discharge or minutes to me be an hour
- 23. It is any substance that may cause an explosion by it sudden decomposition or combustion.
A) Explosive
B) TNT
C) Bomb
- 24. Made of minerals or metal+ simple ions. Usually be resensitive primary explosive. Some example are lead aside PD(N3)2) and ammonium nitrates ( NH4NO3)
A) Organic compound
B) Inorganic compound
- 25. A very sensitive detonator or initiator used in blasting caps.
A) Ammonium nitrate
B) Lead azide
- 26. An oxidizer that can be made into a high explosive under certain condition and use in some industrial explosive.
A) Ammonium nitrate
B) Lead azide
- 27. Carbon containing molecules with nitro or other energetic groups and many are stable high explosive.
A) Inorganic compound
B) Organic compound
- 28. A common military explosive relatively stable to handle.
A) Mercury fulminate Hg(CNO)2)
B) Tnt (2 4 6 trinitrotoluene)
C) Picric acid (2 4 6 trinitropinol
D) Nitrocellulose (gun cutton)
- 29. Energetic historically used in shell and dyes
A) Picric acid
B) Mercury fulminate
C) TNT
- 30. Highly flammable and energetic cellulose derivative use and propellant and early explosive.
A) Picric acid
B) Nitrocellulose
C) Mercury fulminate
D) TNT
- 31. A sensitive primary explosion when used in primers initiator.
A) Nitrocellulose
B) Picric acid
C) Mercury fulminate
D) TNT
- 32. Two or more component that by themselves are not explosive. But together bring rapidly or explode and often used in fireworks propellants and black powder.
A) Inorganic compound
B) Organic compound explosive
C) Mixtures of oxidizable material + oxidizing agent
- 33. They burn rapidly and produce gas that pushes rather than detonating with a supersonic shock.
A) High explosive
B) Primary explosive
C) Propellant or low explosive
- 34. Extremely sensitive material used to initiate explosion and they detonate from heat friction or a sharp blow and are used in primer or detonator.
A) High explosive
B) Propellant or low explosive
C) Primary explosives
- 35. They produce a powerful detonation a shock wave when set off by a primary explosive or a detonator. They do not usually burn away like propellant they detonate.
A) Propellant or low explosive
B) Primary explosive
C) High explosive
- 36. Malleable powerful military explosive used for demolition and stable to handle but detonated with an initiator.
A) Demolition or fragmentation composition
B) Tour gas agent
C) Incendiary device
D) Plastic explosive
E) Rdx or hexogen
- 37. A widely used military high explosive often a base of plastic explosive.
A) Rdx or hexogen
B) Incendiary devices
C) Demolition or fragmentation composition
D) Plastic explosive
E) Tear gas agent
- 38. Chemically irritant used for crowd control and not explosive.
A) Rdx or hexogen
B) Incendiary devices
C) Demolition or fragmentation composition
D) Plastic explosive
E) Tear gas agent
- 39. Simple device intended to start a fire and not the same as a explosive.
A) Tear gas agent
B) Demolition or fragmentation composition
C) Incential devices
D) Plastic explosive
E) Rdx or hexogen
- 40. Formulated charge used in military and control demolition work. Different formulation of different power in handling properties.
A) Demolition or fragmentation composition
B) Tear gas agent
C) Plastic explosive
D) Incendiary device
E) Rdx or hexagen
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