- 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) Netrocellulose
B) Propellant
C) Oxidizer
D) Gunpowder
- 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) Smokeless powder,
B) Powdered milk
C) Baby johnson powder
D) Black powder
- 3. Its main ingredient is charcoal +sulfur+ and potassium nitrate. Salt peter
A) Modern propellant
B) Gunpowder
C) Smokeless powder
D) Black powders
- 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) White powder
B) Traditional powder
C) Black powder
D) Smokeless powder
- 5. A chemical compound that contain nitrate ions.
A) Oxidizer
B) Nitrogen
C) Nitrates
D) Cellulose
- 6. It is the chemical the supply oxygen to help fuel burn rapidly.
A) Propellant
B) Oxidizer
C) Gunpowder
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) Singeing
C) Tattooing
- 11. Blackening of area around the bullet hole.
A) Tattooing
B) Smudging
C) Singeing
- 12. Individual specks of nitrates around the bullet hole visible to the naked eye and it's a black coarsely pattern pattern.
A) Tattooing
B) Smudging
C) Singeing
- 13. Refers to the distance between the muscle of the firearms and the target.
A) Distance range
B) Firing range
C) Gunshot range
- 14. Muzzle touching skin and clothes
A) Contact shot
B) Close range or near contact
C) Distant range
D) Intermediate range
A) Close range or near contact
B) Distant range
C) Intermediate range
D) Contact shot
- 16. 15 cm- 1 up to 3 m depending on gun or ammu.
A) Intermediate range
B) Contact shot
C) Close range or near contact
D) Distant range
A) Close range or near contact
B) Distant range
C) Contact shot
D) Intermediate range
- 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) Second to a few minutes
B) Very recently or a minute
C) Recent close shot or second- minutes
D) Recently charge or minutes to maybe an hour
- 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) Very recently or minutes
C) A second to a few 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) Second to a few minutes
B) Recent close shot or second- minutes
C) Recent discharge or minute to me be an hour
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) Present discharge or minutes to me be an hour
C) Recent close shot or second-minutes
D) Very recent or minutes
- 23. It is any substance that may cause an explosion by it sudden decomposition or combustion.
A) Bomb
B) TNT
C) Explosive
- 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) Inorganic compound
B) Organic compound
- 25. A very sensitive detonator or initiator used in blasting caps.
A) Lead azide
B) Ammonium nitrate
- 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) Organic compound
B) Inorganic compound
- 28. A common military explosive relatively stable to handle.
A) Mercury fulminate Hg(CNO)2)
B) Nitrocellulose (gun cutton)
C) Tnt (2 4 6 trinitrotoluene)
D) Picric acid (2 4 6 trinitropinol
- 29. Energetic historically used in shell and dyes
A) Picric acid
B) TNT
C) Mercury fulminate
- 30. Highly flammable and energetic cellulose derivative use and propellant and early explosive.
A) Picric acid
B) Nitrocellulose
C) TNT
D) Mercury fulminate
- 31. A sensitive primary explosion when used in primers initiator.
A) Mercury fulminate
B) Picric acid
C) Nitrocellulose
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) Mixtures of oxidizable material + oxidizing agent
B) Organic compound explosive
C) Inorganic compound
- 33. They burn rapidly and produce gas that pushes rather than detonating with a supersonic shock.
A) Primary explosive
B) Propellant or low explosive
C) High 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) Primary explosives
B) Propellant or low explosive
C) High explosive
- 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) Primary explosive
B) Propellant or low explosive
C) High explosive
- 36. Malleable powerful military explosive used for demolition and stable to handle but detonated with an initiator.
A) Plastic explosive
B) Demolition or fragmentation composition
C) Tour gas agent
D) Rdx or hexogen
E) Incendiary device
- 37. A widely used military high explosive often a base of plastic explosive.
A) Incendiary devices
B) Tear gas agent
C) Rdx or hexogen
D) Demolition or fragmentation composition
E) Plastic explosive
- 38. Chemically irritant used for crowd control and not explosive.
A) Plastic explosive
B) Rdx or hexogen
C) Tear gas agent
D) Incendiary devices
E) Demolition or fragmentation composition
- 39. Simple device intended to start a fire and not the same as a explosive.
A) Plastic explosive
B) Demolition or fragmentation composition
C) Tear gas agent
D) Incential devices
E) Rdx or hexogen
- 40. Formulated charge used in military and control demolition work. Different formulation of different power in handling properties.
A) Incendiary device
B) Tear gas agent
C) Plastic explosive
D) Rdx or hexagen
E) Demolition or fragmentation composition
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