ung, ng, orand onl review questions 1. The _ is the original part of the bore le

Question

ung, ng, orand onl review questions 1. The _ is the original part of the bore left after rifling grooves are formed. 2. The diameter of the gun barrel is known as its 13. 3. True or False: The number of lands and grooves is a class characteristic of a barrel. 4. The characteristics of a rifled barrel are 14. formed by striations impressed into the barrel's 5. The most important instrument for comparing bullets is 6. To make a match between a test bullet and a recovered surface 15 ie 16 bullet, the lands and grooves of the test and evidence bullet must have identical widths, and the longitudinal on each must coincide. 17 7. True or False: It is always possible to determine the make of a weapon by examining a bullet it fired. 8. A shotgun has an)barrel. 9. The diameter of a shotgun barrel is expressed by the 10. True or False: Shotgun pellets can be individualized to 11. True or False: A cartridge case can be individualized to 12. The automated firearms search system developed by term a single weapon. a single weapon. the FBI and ATF as a unified system incorporating both

Explanation / Answer

The terms relate to the the forensic investigation. These help with the identification of the criminal and case studies.

The answers are :

Ans 1 : Lands

Ans 2 : caliber

Ans 3 : true

Ans :4 : individual

Ans 5 : comparison microscope

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