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BCOT Fire Safety (Week 5) Questions with 100% Verified
Answers UPDATED!!!
5% of oxygen does what do a fire? - ANSWER Causes it to go
out.
Class K Fire Extinguisher - ANSWER Kitchen Fires ONLY
Heat transferred through heat conducting mediums such as
pipes or steel roof beams is called _____? - ANSWER
Conduction
Heat transferred through the movement of hot air or liquids,
usually vertically (heat rises) also includes direct flame contact
is called ____? - ANSWER Convection
The movement of heat waves through space - moves in all
directions similar to the sun, not affected by the wind is called
____? - ANSWER Radiation
What are some extinguishing methods? - ANSWER - Reduce
Temp (Cool Water)
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- Remove Fuel ( Turn off valves and remove solid fuel)
- Exclude oxygen (dirt, blanket, CO2, Multipurpose Extinguisher)
-Break Chemical Chain Reaction (Dry Chemical Fire Extinguisher)
What are some indicators for a backdraft? - ANSWER - Smoke
exiting small openings under pressure
- Black smoke becoming dense (gray-yellow color)
- Heavily smoke-stained windows
What are the colors and shapes of classes A, B, C, and D? -
ANSWER A: Green Triangle
B: Red Square
C: Blue Circle
D: Yellow Star
What are the four classes of fire? - ANSWER Class A: Ordinary
Combustibles
Class B: Liquids
Class C: Energized Electrical
Class D: Metals
BCOT Fire Safety (Week 5) Questions with 100% Verified
Answers UPDATED!!!
5% of oxygen does what do a fire? - ANSWER Causes it to go
out.
Class K Fire Extinguisher - ANSWER Kitchen Fires ONLY
Heat transferred through heat conducting mediums such as
pipes or steel roof beams is called _____? - ANSWER
Conduction
Heat transferred through the movement of hot air or liquids,
usually vertically (heat rises) also includes direct flame contact
is called ____? - ANSWER Convection
The movement of heat waves through space - moves in all
directions similar to the sun, not affected by the wind is called
____? - ANSWER Radiation
What are some extinguishing methods? - ANSWER - Reduce
Temp (Cool Water)
, 2|Page
- Remove Fuel ( Turn off valves and remove solid fuel)
- Exclude oxygen (dirt, blanket, CO2, Multipurpose Extinguisher)
-Break Chemical Chain Reaction (Dry Chemical Fire Extinguisher)
What are some indicators for a backdraft? - ANSWER - Smoke
exiting small openings under pressure
- Black smoke becoming dense (gray-yellow color)
- Heavily smoke-stained windows
What are the colors and shapes of classes A, B, C, and D? -
ANSWER A: Green Triangle
B: Red Square
C: Blue Circle
D: Yellow Star
What are the four classes of fire? - ANSWER Class A: Ordinary
Combustibles
Class B: Liquids
Class C: Energized Electrical
Class D: Metals
