Criminalistics: An Introduction to Forensic Science (12th Edition)
Criminalistics: An Introduction to Forensic Science (12th Edition)
12th Edition
ISBN: 9780134477596
Author: Saferstein, Richard
Publisher: PEARSON
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Chapter 9, Problem 1RQ
Summary Introduction

To know: The region which is original after rifling grooves is formed.

Introduction: A firearm is a weapon which is commonly used in criminalistics. Fire arms can be classified into two types, long guns and handguns. The firearm identification may involve determining the cartridge, residues of gunpowder, bullet examination, and detection of distances.

Expert Solution & Answer
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Answer to Problem 1RQ

Correct answer: The land is the original part of the bore left after rifling grooves are formed.

Explanation of Solution

A barrel of a gun is a steel bar that is carved out due to drilling. Each barrel is unique in its inner surface due to the drill marks. The barrel also has an extra step known as rifling where spiral grooves impress the inner surface. There are several raised regions inside the rifled groove which are called as lands.

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Chapter 9 Solutions

Criminalistics: An Introduction to Forensic Science (12th Edition)

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