New York State Court Officers Practice Exam

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In regards to ammunition, what does FMJ stand for?

Full Metal Jacket
Flexible Metal Jacket
Free Moving Joint
Fast Moving Projectile

The correct answer is: Full Metal Jacket

The term FMJ stands for Full Metal Jacket. This design refers to a type of bullet that is encased in a hard metal shell, typically made of copper or a copper alloy. The primary purpose of this configuration is to enhance the bullet's penetration capabilities while preventing deformation upon impact. This characteristic makes FMJ rounds popular for military use and for training purposes, as they are less prone to expansion and create a more streamlined trajectory. Understanding the properties of FMJ ammunition is essential, as different types of ammunition serve distinct purposes in both law enforcement and military applications. Full Metal Jacket rounds are known for their capability to penetrate targets effectively, providing reliable performance in various shooting conditions.