Reviewer Ballistics PDF

1\. What are the characteristics of entrance gunshot wounds. Except? A. Presence of abrasion rim. B. It show an invagination of tissue. C. It show outward beveling of tissue. D. Smaller wounds 2\. How to preserved victim's clothing with alleged bullet hole. Except? A. Do not fold. B. Carefull...

1\. What are the characteristics of entrance gunshot wounds. Except? A. Presence of abrasion rim. B. It show an invagination of tissue. C. It show outward beveling of tissue. D. Smaller wounds 2\. How to preserved victim's clothing with alleged bullet hole. Except? A. Do not fold. B. Carefully removed of cloth C. Allow to dry. D. Place inside the plastic bag. 3\. A positive test can be determined for a gun powder nitrate the presence of \_\_\_\_\_\_\_\_ in the paraffin. A. Brown flecks C. Brown B. Blue flecks D. Blue 4\. Designed to deflagrate or burn, rather that detonate or explode. A. Explosive C. High Explosive B. Low Explosive D. All of the above 5\. The saltpeter act as \_\_\_\_\_\_\_ to a gun powder? A. Fuel C. Oxygen B. Oxidizer D. Sensitizer 6\. The following are the primary purpose of cartridge. Except. A. Offer handy and pre-assembled all in one package that is convenient to handle and transport. B. Easily inserted into the breach. C. Prevent priming compound loss. D. Preventing contamination or degradation from moisture and the other elements. 7\. It refers to bottleneck, case neck, case body, case shoulder and straight walled are called? A. Cartridge C. Case B. Body D. All of the above 8\. A granular mixture of nitrate, typically potassium nitrate (KNO3), which supplies oxygen for the reaction; charcoal, which provides carbon and other fuel for the reaction, simplified as carbon; sulfur, which, while also serving as fuel, lowers the temperature required to ignite the mixture, increasing the rate of combustion. A. Saltpeter C. Gun Powder B. Propellant D. Only a and b are correct 9\. A gun powder that designed with a number of holes going from one end to the other in order to increase the surface area, increasing the speed of combustion. A. Stick powder C. Multi Perforated Grains B. Flake powder D. Extruded Powder 10\. A bullets intended for deep penetration in big game animals and slender shaped very-low-drag projectiles for long range shooting. A. Lead bullet C. Solid bullet B. Jacketed bullet D. Exploded bullet 11\. A components of primer that responsible for ignition, with varying compositions depending on size and type. A. Cup C. Priming mixture B. Anvil D. Foil/Paper 12\. A priming cup containing the primer inserted into a recess in the center of the base of the cartridge. A. Rim fire C. Pin fire B. Center fire D. Primer cup 13\. Where to put markings on a rifle fire cartridge case? A. Near the Shoulder C. At the Shoulder B. Near open mouth D. Inside open mouth 14\. A simplest cast, extruded, swaged or otherwise fabricated lead slugs are the simplest form of bullets. A. Jacketed Bullet C. Lead Bullet B. Solid/Monolithic Solid D. None of the above 15\. The bullets are made with explosive or flammable mixtures in the tips that are designed to ignite on contact with a target. A. Exploding Bullet C. Incendiary Bullet B. Tracer Bullet D. Armor-Piercing Bullet 16\. \_\_\_\_\_\_\_\_\_\_\_\_\_\_ are produced on the bullets due to its rifling that are considered unique individual characteristics to a bullet. A. Impressed Action Marks C. Striations Marks B. Lands and Grooves D. Stripping Marks 17\. Where to put markings on the rifle fired cartridge case? A. Near inside mouth C. Near shoulder B. Near outside mouth D. On the shoulder 18\. Where to put markings on the fired cartridge case? A. Body C. Base B. Near inside mouth D. On the shoulder 19\. A type of bullets that contains mixture of magnesium, a perchlorate and strontium salts to yield a bright color A. Tracer C. Exploding B. Incendiary D. Non- Toxic 20\. A measurable features that indicates a restricted group of sources for a fired bullet examination. A. Class Characteristics C. Individual Characteristics B. Sub-class Characteristics D. Accidental Characteristics 21\. It refers to the diameter of the bore of the weapon that measure land to land. A. Width of the land and grooves C. Pitch/Depth of lands and grooves B. Caliber D. Direction of twist 22\. A type of bullet that the jacket design was made of tungsten or hard steel. A. Blended metal C. Incendiary B. Tracer D. Armor-piercing 23\. A bullet that produces hydraulic jetting when passing to the tissues, creating a wounds channel larger. A. Lead B. Monolithic C. Jacketed D. Fluted 24\. A bullet that have a plated gilding metal and the purpose of gilding metal is to ensure that the bullet is intact in delivering the target. A. Monolithic C. Blank B. Lead D. Jacketed 25\. Consider as a Glaser type of bullet. A. Multiple impact bullet C. Blended B. Non-toxic shot D. Frangible 26\. It refers to the diameter of the bore of the weapon that measure land to land. A. Width of the land and grooves C. Pitch/Depth of lands and grooves B. Caliber D. Direction of twist 27\. Markings on the pistol shall be made on the \_\_\_\_\_\_\_\_\_\_? A. Frame, trigger, barrel C. Slide, receiver, barrel B. Slide, frame, barrel D. Lower receiver, upper receiver, barrel 28\. It is a chronologic step of methodology of examination? A. Analysis, Evaluation, Comparison, Verification B. Evaluation, Comparison, Evaluation, Verification C. Analysis, Comparison, Evaluation, Verification D. Comparison, Analysis, Evaluation, Verification 29\. What is the statement is correct? A. Contact wound are diagnosable by the presence of muzzle imprint on the skin. B. Near-contact wounds are identifiable by the presence of flame burns. C. Entry wounds show outward beveling of the soft tissue and margin. D. All of the above 30\. Factors that a person can be found positive for the presence of gun powder nitrates. Except? A. Cigarrete smoking C. Fertilizer B. Urine D. Salt for seasoning 31\. Why it is paraffin test is not proved as reliable in court. Except? A. Because, it cannot be established from this test alone that the source of nitrates was the discharge of firearm B. Because, it can only deliberately establish the presence or absence of nitrates on the hand. C. only A and B is correct D. None of the above. 32\. An assessment of class and individual characteristics, quantity, quality and reliability of the specimen during examination. A. Analysis C. Comparison B. Evaluation D. Verification 33\. The examiner conduct weigh on the similarities and dissimilarities between the unknown and known characteristic to reach a conclusion. A. Analysis C. Comparison B. Evaluation D. Verification 34\. A reagent that use to detect nitrates and nitrites that originate from gun powder and may be deposited on the skin after firing a firearm. A. Dermal nitrate C. Diphenylamine C. Diphenylamine D. Dermal Nitrite 35\. A powder mixture that is pre-compacted of canned by heat compression until all air has been removed. A. Flake powder C. Extruded powder B. Stick powder D. Ball powder 36\. A grain that an inexpensive to manufacture and is easy to accurately meter and settle uniformly in the casing. A. Flake powder C. Multi perforated grain B. Stick powder D. Ball powder 37\. Markings on rifle firearms is engraves on the following. Except? A. Bolt, trigger, frame barrel C. Upper receiver, lower receiver, barrel, bolt B. Barrel, bolt, frame, trigger D. Magazine, lower receiver, barrel, bolt 38\. What does the fuels provide on the primer? A. Oxygen to support combustion B. Provide a sudden burst of flame that serves to ignite the propellant. C. To prolong the combustion long enough to ignite the propellant. D. All of the above 39\. Priming composition for centerfire ammunition are housed in small metal cups which fit into recess. A. Primer cup C. Anvil B. Primer pocket D. Primer 40\. It refers to a cylindrical shape of a container and a housing of projectile, gun powder and primer? A. Cartridge Case C. Casing B. Shell D. All of the above 41\. An oldest case head design of cartridge case. A. Rimless C. Rimmed B. Semi-Rimmed D. Rebated 42\. Most commonly used cartridge case design today A. Rimless C. Rimmed B. Semi-Rimmed D. Rebated 43\. A shape of cartridge that uses in revolver. A. Bottleneck C. Tapered B. Straight D. Cylindrical 44\. A part of cartridge that aids in holding the bullet in place. A. Crimp C. Shell Cannelures B. Head and Body D. Neck 45\. A part of cartridge case that occupied by the projectile. A. Shoulder C. Neck B. Head and Body D. Crimp 46\. It holds the primer securely in central position. A. Base C. Primer jacket B. Head base D. Casing 47\. Refers to a cartridge that has a COL of 2.8 to 3.4 inches. A. Short-action cartridge C. Long-action cartridge B. Mini-action cartridge D. Standard long cartridge 48\. A cartridge that the primer is located in the perimeter of rim. A. Center fire cartridge C. Pin fire cartridge B. Rim fire cartridge D. All of the above 49\. A type of firearm metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing. A. Center fire cartridge C. Pin fire cartridge B. Rim fire cartridge D. All of the above 50\. What are the marks on a cartridge that when it impacts the tool, again, the firearm which adequate velocity or pressure to leave an impressed or indented mark. A. Extractor mark C. Chamber mark B. Magazine mark D. Ejector mark 51\. Refers to a scratches or scrape marks found on the fired cartridge case. A. Impressed action mark C. Chamber mark B. Striated action mark D. Extractor mark 52\. What are the Common Impressed Action Mark? A. Firing Pin Impression, Extractor Mark and Breech Mark B. Firing Pin Drag Mark, Extractor and Chamber Mark C. Firing Pin Mark, Breech Mark and Ejector Mark D. Firing Pin Mark, Shear Mark and Ejector Mark 53\. It is the opening or canal that connects the priming mixture with the gun powder. A. Primer jacket C. Rim B. Vents D. Base 54\. Refers to an object that propelled from a shotgun. A. Bullet C. Shots B. Balls D. All of the above 55\. A metallic or non-metallic, cylindrical projectile propelled from a firearm by means of gun powder. A. Bullet C. Pellets B. Balls D. All of the above 56\. A components of cartridge that responsible for reaching, impacting and exerting damage onto a target. A. Bullet C. Projectile B. Fired bullet D. All of the above 57\. A crucial component of a firearm. A. Case C. Gunpowder B. Primer D. Bullet 58\. Refers to a cartridge that has a COL of 2.8 to 3.4 inches. A. Short-action cartridge C. Long-action cartridge B. Mini-action cartridge D. Standard long cartridge 59\. A cartridge that the primer is located in the perimeter of rim. A. Center fire cartridge C. Pin fire cartridge B. Rim fire cartridge D. All of the above 60\. A type of firearm metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing. A. Center fire cartridge C. Pin fire cartridge B. Rim fire cartridge D. All of the above 61\. What are the marks on a cartridge that when it impacts the tool, again, the firearm which adequate velocity or pressure to leave an impressed or indented mark. A. Extractor mark C. Chamber mark B. Magazine mark D. Ejector mark 62\. Refers to a scratches or scrape marks found on the fired cartridge case. A. Impressed action mark C. Chamber mark B. Striated action mark D. Extractor mark 63\. Ballistic exhibit are presented and testified in court during the trials of the case in a court of justice. A. Forensic Ballistic Examination C. Technical Examination B. Legal Proceedings D. Field Investigation 64\. Given a suspected firearm, as examiner what will be your finding or conclusion in the examination. A. To determine whether or not the bullet was fired from the suspected firearm. B. To determine whether or not they were fire from one and the same firearm. C. To determine the caliber, type, and make of a firearm from which it was fired. D. To determine whether the firearms is serviceable or not. 65\. The following are the functions of cartridge case. Except? A. Housing of components of projectile, primer, propellant in a single unit for convenience of handling and loading B. Resist the firing-pin blow during ignition.C. Forms gas seal or obturation. D. It serves as a waterproof container for the gun powder. 67\. A type of cartridge case that the case diameter is approximately the same along its length. A. Round Cartridge Case C. Straight Cartridge Case B. Tapered Cartridge Case D. Bottleneck Cartridge Case 68\. It provides support for primer anvil without which latter could not be fired. A. Rim C. Vents B. Primer Jacket D. Base 69\. The portion of the cartridge that holds the primer which contain the priming mixture. A. Rim C. Vents B. Primer Jacket D. Base 70\. If you recovered a fired cartridge case at the crime scene, how can you determine if from which firearms it was fired? A. By measuring the caliber or diameter of the cartridge case. B. Inspecting the headstamp were the caliber, manufacturer and year manufactured. C. Examine the type of ammo such as design and categories of cartridge. D. All of the above 71\. How many test-fired should be undertake to a firearm for standard comparison? A. 3 C. 2 B. 1 D. 4 72\. It is a wide based cartridge case that gradually reduced in diameter along its length? A. Round Cartridge Case C. Straight Cartridge Case B. Tapered Cartridge Case D. Bottleneck Cartridge Case 73\. A characterized by a rim that is noticeably smaller in diameter that the case body. A. Rebated C. Rimless B. Rimmed D. Semi-Rimmed 74\. Cartridge case is made from? A. Nitrocellulose, Nitroglycerin C. Brass, Antimony, Tin B. Copper, Mild Steel, Aluminum, Brass D. Brass, Lead, Copper 75\. A part of the mouth of a cartridge case that turned in upon the bullet. A. Crim C. Shell Cannelures B. Neck D. Shoulder 76\. Cartridge that one ignites but fails to sufficiently push the projectile out of the barrel. A. Blank cartridge C. Dummy B. Squib D. Dud 77\. Cartridge without a projectile that generates a muzzle flash and explosive sound or muzzle like any normal shoot. A. Muzzle flash C. Squib B. Blank cartridge D. Dud 78\. It is the effector component of a cartridge. A. Shot C. Bullet B. Balls D. All of the above 79\. A first cartridge of a self-exploding type. A. Blank cartridge C. Rim fire cartridge B. Pin fire cartridge D. Center fire cartridge 80\. The following are the classification of cartridge according to location of primers. Except? A. Semi-rimmed type C. Rim fire cartridge B. Pin fire cartridge D. Center fire cartridge 81\. This type of caliber of cartridge use in the following firearms. A. Carbines, automatic pistol and rifles C. Revolvers, pistols, rifles B. pistols and revolvers D. Rifles and carbines 82\. What cartridge shall be used in automatic pistols? A. Caliber. 9mm C. Caliber.45 B. Caliber.44 D. Caliber. 357 83\. If refers to as a standard-length cartridge. A. Mini action cartridge C. Short-action cartridge B. Long-action cartridge D. Magnum-action cartridge 84\. It is an intermediate cartridge. A. Mini action cartridge C. Short-action cartridge B. Long-action cartridge D. Magnum-action cartridge 85\. Tool-marks that produced when the cartridge case moves laterally against the tool or inner surface of firearms. A. Firing pin impressed marks C. Ejector marks B. Straited action marks D. Impressed action marks 86\. This includes rifles, muskets, carbines, shotguns, pistols, revolvers, and all other deadly weapons from which bullets, balls, shots, shells, or other missiles may be discharged by means of gunpowder or other explosives. A. Firearms B. Cartridge B. Ammunition D. All of the above 87\. An instrument used for the propulsion of projection by means of the expansive force of gases coming from burning gunpowder. A. Firearms in legal definition C. Firearms B. Firearms in technical definition D. B & C is the correct answer 88\. A form of tool-mark identification where the firearms, because it is made of a material harder than the ammunition components, acts as a tool to leave impressed or striated marks on the various ammunition. A. Firearms C. Firearms Identification B. Forensic Ballistic D. Firearm/Toolmark Identification 89\. An intentional design that features common to a specific group or family. A. Class characteristics C. Straited action marks B. Individual characteristics D. Impressed action marks 90\. Marks on firearms caused by random imperfections or irregularities, often resulting from manufacturing, use, corrosion, damage, or wear and tear A. Class characteristics C. Straited action marks B. Individual characteristics D. Impressed action marks 91\. These are intentional design or common marks that ca be found on the firearms. Except? A. Rifling C. Manufacturing irregularities B. Caliber D. Breech face marks 92\. What are the causes of individual characteristic to a firearm? Except? A. Manufacturing irregularities C. Wear and tear B. Corrosion D. None of the above 93\. A shotgun firearms is type of slide action or trombone that classified according to; A. According to Projectile C. According to Construction B. According to Use D. Unusual Type 94\. A firearms that designed or intended to be fired using one hand. A. Small arms C. Hand arms B. Pistol D. All of the above 95\. A type of firearm that propel projectile with more than one inch diameter. Except? A. Artillery C. Cannons B. Bazookas D. None of the above 96\. Are those type of firearm designed to fire several shots in one loading. A. Repeating firearms C. Single shot firearms B. Automatic loading firearms D. Slide action firearms 97\. Paltik is type of firearm that classified according to; A. According to Projectile C. According to Construction B. According to Use D. Unusual Type 98\. A firearms that can be fired multiple time, but can only be fired once with each subsequent pull of the trigger. A. Manual C. Semi-automatic B. Automatic D. Selective fire 99\. A science of mechanics that deals with the flight, behavior, and effects of projectile, especially bullet, or the like, or the science of art designing and accelerating projectiles so as to achieve a desired performance or simply means as the science of firearms identification and ammunitions. A. Ballistic C. Firearms Identification B. Forensic Ballistic D. Firearm/Toolmark Identification 100\. An energy of bullet as it is expelled from the muzzle of a firearm. It is often used as a rough indication of the destructive potential of a given firearm or load. A. Terminal energy C. Energy generated B. Muzzle energy D. Pressure developed 101\. The depth of an entry of the bullet to the target. A. Terminal penetration C. Penetration B. Impact of the bullet D. Energy of the bullet strike the target Answer key: 1. 1.c 2. D 3. B 4. B 5. B 6. B 7. A 8. C 9. C 10. C 11. C 12. B 13. A 14. C 15. A 16. B 17. C 18. C 19. B 20. A 21. B 22. D 23. D 24. D 25. D 26. B 27. B 28. A 29. A 30. D 31. C 32. B 33. C 34. C 35. D 36. D 37. D 38. D 39. B 40. A 41. C 42. A 43. B 44. A 45. C 46. B 47. C 48. B 49. B 50. D 51. D 52. A 53. B 54. B 55. A 56. C 57. D 58. C 59. C 60. C 61. A 62. B 63. A 64. A 65. D 66. C 67. C 68. D 69. D 70. D 71. A 72. B 73. B 74. A 75. B 76. B 77. B 78. D 79. B 80. A 81. A 82. A 83. B 84. A 85. B 86. A 87. D 88. D 89. A 90. B 91. C 92. A 93. C 94. B 95. D 96. A 97. C 98. C 99. A 100. B