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- 1. Multiple Choice
Which of the following is a side of the fire triangle?
Catalyst
Heat
Smoke
Ignition Souse
- 2. Multiple Choice
Which state must a fuel be in for combustion to take place?
Solid
Liquid
Vapor
All Three
- 3. Multiple Choice
Which toxic gas is commonly produced by fire?
Hydrogen Sulfide
Nitrogen sulfide
Hydrogen cyanide
Acrolein
- 4. Multiple Choice
Which form of heat transfer consists of kinetic energy moving from one particle to another?
Conduction
Convection
Radiation
Induction
- 5. Multiple Choice
Heat transfer in the form of invisible waves is called __________.
Conduction
Convection
Radiation
Combustion
- 6. Multiple Choice
What is the term for the lowest temperature at which a liquid produces enough flammable vapor to burn momentarily?
Fire point
Ignition temperature
) Flammable range
Flash point
- 7. Multiple Choice
What is the vapor density of air?
0.0
1.0
.05
10
- 8. Multiple Choice
What is another term for flammability limits?
A) Explosive limits
B) Volatility index
C) Oxidation range
D) Pyrophoric limits
A
B
C
D
- 9. Multiple Choice
Which class of fire involves ordinary combustibles such as wood and paper?
A) A
B) B
C) C
D) D
A
B
C
D
- 10. Multiple Choice
What is the method of choice for extinguishing most Class B fires?
Excluding the oxygen
Cooling the fuel
Interrupting the chemical chain reaction
Dispersing the vapors
- 11. Multiple Choice
Fires involving combustible cooking media, such as oils and grease, are considered Class _____.
A) E
B) F
C) G
D) K
a
b
c
d
- 12. Multiple Choice
What is the percentage of oxygen normally found in air?
A) 14.7 percent
B) 18 percent
C) 19.5 percent
D) 21 percent
A
B
C
D
- 13. Multiple Choice
What does smoke puffing in and out of a structure indicate?
Impending structural collapse
Backdraft conditions
Growth-phase fire
Imminent flashover
- 14. Multiple Choice
What is another term for fire point?
A) Ignition point
B) Flame point
C) Flash point
D) Autoignition temperature
a
B
C
D
- 15. Multiple Choice
Which geometric figure is used to represent the four elements required for a self-sustaining fire?
A) Pyramid
B) Square
C) Polygon
D) Tetrahedron
A
B
C
D
- 16. Multiple Choice
What is the process called when a material decomposes upon being exposed to heat in the absence of oxygen?
A) Vaporization
B) Pyrolysis
C) Oxidation
D) Electrolysis
A
B
C
D
- 17. Multiple Choice
A chemical reaction that produces heat is __________.
A) exothermic
B) thermodynamic
C) isothermic
D) endothermic
A
B
C
D
- 18. Multiple Choice
What is a term for rapid oxidation that produces heat and light?
A) Combustion
B) Catalyzation
C) Vaporization
D) Pyrolysis
A
B
C
D
- 19. Multiple Choice
Heat traveling from one end of a steel beam to the other end is an example of __________.
A) convection
B) radiation
C) oxidation
D) conduction
A
B
C
D
- 20. Multiple Choice
23. Which form of heat transfer travels in all directions?
A) Convection
B) Thermal radiation
C) Conduction
D) Direct contact
A
B
C
D
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