Exam (elaborations)
BEFO QUIZ 2A QUESTIONS AND ANSWERS
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BEFO QUIZ 2A QUESTIONS AND ANSWERS...
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1. What classification would be given to a fire involving plastics?a. Class A
b. Class C
c. Class D
d. Class K: ANSWER A
2. Following a determination that an extinguishing agent is both safe and
effective for use on flammable metals, it will:
On the faceplate, include the test findings.
b. affix application guidelines to the faceplate.
c. be rated numerically according to how much fire it can put out.
d. differ in hue from extinguishers made to put out other kinds of fire. -
ANSWER B
3. Which extinguishing technique keeps oxygen out of the burning process?
Cooling
b. Smothering
c. Soponification
d. ANSWER B: Chemical flame inhibition
4. What kinds of flames can be safely and successfully put out with stored-
pressure water mist extinguishers?
, Class B
b. Class C
c. Fires caused by flammable metal
d. Fires caused by flammable cooking oil - ANSWER B
5. Where is the typical application for a clean agent extinguisher?
a. Car fire
b. Fire in structures
d. Fire in the computer room
d. Fire in a commercial kitchen-ANSWER C
6. How do carbon dioxide (COz) extinguishers differ from one another?
a. Most efficient at putting out Class D flames
a. Because gas smothers the fire by dislodging oxygen
c. Because of ice discharge, freeze protection is necessary.
d. The gas causes the fire to cool to extremely low temperatures - ANSWER B.
7. Under what circumstances would a dry chemical extinguisher work best?
a. Fire from titanium
b. Fire caused by magnesium
b. A car accident including a fuel spill fire
d. A restaurant's deep fryer caught fire - ANSWER C
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