Becc Mod 3 Exam Tests Questions & Correct Answers
BECC MOD 3 EXAM TESTS QUESTIONS & CORRECT ANSWERS What is the fourth requirement needed in the fire tetrahedron for flames to exist? A. Uninhibited chain reaction B. Uniterm-1nhibited chemical reaction C. Combustion D. Smoke - ANSWER : B. Uninhibited chemical reaction Normal oxygen content in a atmosphere is ....... %. A. 19.5 to 22 B. 19 to 21 C. 17 to 18 13.5 to 17 - ANSWER : A. 19.5 to 22 A deep fat fryer fire is classified as a ...... fire. A. Alpha B. Bravo C. Charlie D.Delta - ANSWER : B. Bravo Potassium Bicarbonate Powder (PKP) ...... A. breaks the combustion chain. B. provides a cooling effect. C. provides a smothering effect. D. is non corrosive. - ANSWER : A. breaks the combustion chain. The primary extinguishing agent for a class "B" fire is ...... A. high velocity fog. B. AFFF. C. CO 2. D. PKP. - ANSWER : B. AFFF. Halon extinguishes a fire by ...... A. cooling it. B. smothering it. C. breaking the combustion chain. D.chemically inhibiting the flame. - ANSWER : D.chemically inhibiting the flame.
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- Subido en
- 19 de mayo de 2024
- Número de páginas
- 11
- Escrito en
- 2023/2024
- Tipo
- Examen
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