ARFF - Driver Operator - Challenge Review Question and answer correctly solved 2025/2026

ARFF - Driver Operator - Challenge
Review Question and answer correctly
solved 2025/2026
Dry chemicals can only be used on - correct answer ✔A. Class A fires



B. Class A, B, C fires - Correct Answer



C. Class C and D fires



D. Class D fires



Identify TWO TRUE statements about auxiliary agents - correct answer ✔A. They should never be used
directly with primary agents



B. They must be compatible with primary agents



C. They can be used interchangeably



D. They must be used on the specific class of fire for which they are rated



E. They cannot be used on combustible liquids and vapors



Raw Liquid foam that is stored in containers until it is mixed with water and air is called: - correct
answer ✔A. Foam concentrate - Correct Answer

, B. Synthetic foam



C. Foam crystals



D. Condensed Foam



Class A foams and class B synthetic based foam concentrations have a shelf life of: - correct answer ✔A.
1 to 5 years



B. 6 to 10 years



C. 11 to 20 years



D 20 to 25 years - Correct Answer



Identify TWO laws that apply to water and its ability to absorb heat and turn a liquid into a vapor -
correct answer ✔A. First Law of Thermodynamics



B. Law of Specific Heat



C. Law of Entropy



D. Law of Latent Heat of Vaporization



E. Newton's Law of Static and Dynamic Forces