Cooperative Personnel Services Firefighter (CPS) Practice Exam 2025 - Free Firefighter Exam Questions and Study Guide

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How is explosion efficiency defined?

The amount of energy released as light

The ratio of energy converted into work versus heat

Explosion efficiency is defined as the ratio of energy converted into work versus heat. This measure is crucial in evaluating how effectively an explosion can perform useful work compared to the energy lost as heat. In practical terms, a highly efficient explosion will maximize the amount of energy used to generate mechanical work, such as propulsion, while minimizing energy wasted as heat, which does not contribute to the explosion's intended purpose. This concept is particularly relevant in contexts such as propulsion systems, demolition, and the efficiency of various explosive materials. Understanding this ratio allows engineers and safety personnel to optimize the design and use of explosive devices for specific applications, ensuring they achieve the desired effect with minimal waste.

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The speed at which an explosion travels

The volume of gas produced during an explosion

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