Chapter 5 Fire Behaviour exam with complete solution
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Course
CFO - Chief Fire Officer
Institution
CFO - Chief Fire Officer
19. Which geometric figure is used to represent the four elements required for a self-sustaining fire?
A) Pyramid
B) Square
C) Polygon
D) Tetrahedron
2
21. Which is the flash point of gasoline?
A) -45ºF (-43ºC).
B) -15ºF (-26ºC).
C) 0ºF (-18ºC).
D) 32ºF (0ºC).
3
59. Which state ...
Chapter 5 Fire Behaviour exam with
complete solution
1. Matter exists in _____ states.
A) 3
B) 4
C) 5
D) 6 - ANSWER-A) 3
2. Which is one of the three factors in solid fuel configuration?
A) Surface-to-mass ratio
B) Chemical composition
C) Moisture content
D) Heat release rate - ANSWER-A) Surface-to-mass ratio
3. What is the term for temperature in a room reaching the point where all exposed
surfaces in room ignite?
A) Autoignition
B) Flashover
C) Backdraft
D) Rollover - ANSWER-B) Flashover
4. Heat rising within a structure is primarily caused by which form of heat transfer?
A) Circulation
, B) Radiation
C) Conduction
D) Convection - ANSWER-D) Convection
5. What is the term for the spontaneous ignition of hot gases at the upper level of a
room?
A) Ghosting
B) Flashover
C) Rollover
D) Mushrooming - ANSWER-C) Rollover
6. The majority of fires are extinguished by which method?
A) Cooling the fuel
B) Excluding oxygen
C) Suppressing vapor emission
D) Inhibiting the chemical chain reaction - ANSWER-A) Cooling the fuel
7. Which material has the highest thermal conductivity?
A) Concrete
B) Wood
C) Copper
D) Air - ANSWER-C) Copper
8. Flashover is a rapid transition into the ___________ stage of fire development.
A) growth
B) decay
C) fully developed
D) incipient - ANSWER-C) fully developed
9. Fires involving combustible cooking oils and fats are Class:
A) K.
B) B.
C) G.
D) D. - ANSWER-A) K.
10. The majority of civilian fire injuries occur in which type of occupancy?
A) Retail/office
B) Industrial/manufacturing
C) Educational/institutional
D) Residential - ANSWER-D) Residential
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