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BCOT FIRE SAFETY TEST 100%
SOLVED
Question: In case of a fire, what should you do?
Correct answer: Sound the alarm (location & how to
activate), MUST Call Main Control
Question: What should you do when calling Main Control
for fire procedures?
Correct answer: Give your name, Location of fire, Type
of fire, Hold phone for verification
Question: What are the components of the fire triangle?
Correct answer: oxygen - right side, heat - bottom, fuel -
left side
Question: What are the components of the fire
tetrahedron?
Correct answer: fuel - top triangle, chemical chain
reaction - bottom triangle, heat - bottom left triangle, oxygen - bottom right triangle
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Question: What is a chemical chain reaction in the context
of fire?
Correct answer: in the burning process of fuel elements
(compounds) are released by heat produced by the fire.These elements join in the fire (combined with oxygen) to produce more heat which releases more fuel elements
Question: What is the difference between the fire triangle
and the fire tetrahedron?
Correct answer: Chemical chain reaction
Question: What is the oxygen percentage in normal air?
Correct answer: 21%
Question: What role does oxygen play in fire and life?
Correct answer: supports combustion & life
Question: What is the minimum percentage of oxygen
needed to support respiration & combustion?
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Correct answer: 16%
Question: At what oxygen percentage does a visible flame
go out?
Correct answer: 15%
Question: At what oxygen percentage does a fire go out?
Correct answer: 5%
Question: What is the definition of fire?
Correct answer: fire is a rapid chemical combination of
fuel and oxygen in the presence of Heat usually accompanied by production of heat light and combustion byproducts (smoke gases and dust)
Question: What are the byproducts of combustion?
Correct answer: smoke gases and dust
Question: What is fire usually accompanied by?
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Correct answer: smoke gases and dust
Question: What are the solid states of fuel in the fire
tetrahedron?
Correct answer: wood, paper, plastic, rubber, converted
into a gas by pyrolysis, size and shape effects ease of ignition and rate of burning
Question: What are the liquid states of fuel?
Correct answer: gasoline, kerosene, paint thinner,
vaporization produces gas, flammable or combustible, flammable - vaporization occurs at 99 degrees and below, combustible - vaporization occurs at 100 degrees and above
Question: What are the gas states of fuel?
Correct answer: natural gas, LP gas, acetylene, no
conversion necessary