IAAI CFI Study Questions
Study online at https://quizlet.com/_h3076n
1. A liquid with a flash point ABOVE 100F: Combustible Liquid
2. If the current flowing out from an electrical panel is 12.5 amps, and it then
flows through an electrical load of 1500 watts, what is the amperage of the
remaining current flow of the return circuit?: 12.5
3. If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the
wattage?
*Power (P) = current (I) x voltage (V)
Watts = amps x volts: 1000
4. The year of the first edition of NFPA 1033: 1987
5. The recommended distance for securing the perimeter of a blast scene
*That is, the distance from the furthest debris: 1.5 times
6. What temperature in the upper gas layer causes the onset of Flashover?: 1100°F
7. The temperature at which copper melts: 1960°F
8. The measurement of the radiant heat flux (from gas layer to the floor) that
indicates the onset of flashover: 2 W/cm2
9. The voltage between the two hot wires at the service entrance cables in most
single-family residences in the United States (single-phase service with three
wires): 240 volts
10. The revision cycle for NFPA 921 (timespan): 3 years
11. The flash point of power steering fluid: 350°F
12. In high-pressure fuel-injected vehicles, this is the typical range of pressure
that is used to pump fuel from a fuel tank: 35-70 p.s.i.
13. The lower explosive and upper explosive limit of natural gas (methane)?: 5 and
17
14. The ignition temperature of power steering fluid: 680°F
15. Any substance that can undergo combustion: Fuel
16. Two factors or situations leading to a fire that may show the nature of the
incident responsibility.: Act or Omission
17. This concept should not be included in a summary report of findings.: Additiona
Investigative Recommendations
, IAAI CFI Study Questions
Study online at https://quizlet.com/_h3076n
18. A law that may govern the fire investigation of a boat: Admiralty Law
19. A type of device in a vehicle, which can cause an electrical overload to factory
installed wiring: After-market Equipment
20. Evidence of smoke or soot in the lungs, bronchi, and trachea is one of the
most significant factors in confirming that, at the time of the fire, the victim
was WHAT?: Alive and Breathing
21. Those who have the responsibility for monitoring safety conditions at the
fire or explosion scene: All Team Members
22. The melting temperature of aluminum: 1220°F
23. Which one of these is NOT considered a competent ignition source?
Metal-to-metal sparks,
Aluminum-to-pavement sparks,
Metal-to-pavement sparks,
Motor bearing sparks: Aluminum-to-pavement sparks
24. A meaningful analysis of a fire requires an understanding of the fire growth,
the total heat released, and WHAT?: Heat Release Rate
25. What does he term AFCI stand for? And, the "A" specifically represents what?-
: Arc-fault circuit interrupter
26. The organization that develops standard methods for testing materials: ASTM
27. Initiation of combustion by heat but without a spark or flame: Auto-ignition
28. A deflagration resulting from the sudden introduction of air into a confined
space containing oxygen-deficient products of incomplete combustion: Backdraft
29. An explosion caused by a combination of combustible materials heated to
the ignition point and a sudden introduction of oxygen to support combustion-
: Backdraft
30. A boat device that owners fail to keep clean, which is a frequent cause of
engine compartment fires on boats: Backfire Flame Arrestor
31. A device on a fluorescent light fixture that transforms the voltage from
normal household voltage to a higher voltage: Ballast
32. The starter motor draws its energy from this source: Battery
33. The burden of proof in a criminal trial: Beyond a Reasonable Doubt
, IAAI CFI Study Questions
Study online at https://quizlet.com/_h3076n
34. The component that controls temperature in many heat-producing appli-
ances: Bimetallic Thermostats
35. This may occur when the vapor pressure of a liquid exceeds atmospheric
pressure
*And this is the most common mechanical explosion: BLEVE
36. The temperature or point at which the vapor pressure of a liquid equals the
external pressure applied: Boiling Point
37. The process of electrically connecting two or more conductive objects: Bonding
38. Most engine fires typically penetrate the interior compartment at this loca-
tion of the vehicle: Bottom Passenger Side of the Windshield
39. An investigator can closely examine this component of a cord to determine
if it was plugged into a receptacle: Brass Prongs (male ends)
40. The chemical and physical changes that occur in gypsum wallboard surfaces
during a fire: Calcination
41. A narcotic gas that one might be exposed to in the fire: Carbon Monoxide
42. The levels of this toxin dissipate over time after removal from the fire envi-
ronment.: Carbon Monoxide
43. This toxic condition does NOT cause a cherry-pink coloration to the skin of
the fire victim and is NOT visible on all skin types: Carbon Monoxide Poisoning
44. This occurrence is the most common open-flame ignition source in non-fuel
injected vehicles: Carburetor Backfire
45. When the fire plume reaches the ceiling of a room and moves laterally along
the ceiling: Ceiling jet
46. An item in the home that burns at a peak HRR of 3000-5000kW, which is
hotter than a pool of gasoline or a polyurethane chair: Christmas Tree
47. This occurs when intense radiated heat or direct flame contacts a surface
during the fire, burning away deposits: Clean Burn
48. This is a fire effect to furniture that does NOT provide the investigators with
clues concerning the type of ignition source, but can show fire spread and
intensity: Collapsed Furniture Springs
Study online at https://quizlet.com/_h3076n
1. A liquid with a flash point ABOVE 100F: Combustible Liquid
2. If the current flowing out from an electrical panel is 12.5 amps, and it then
flows through an electrical load of 1500 watts, what is the amperage of the
remaining current flow of the return circuit?: 12.5
3. If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the
wattage?
*Power (P) = current (I) x voltage (V)
Watts = amps x volts: 1000
4. The year of the first edition of NFPA 1033: 1987
5. The recommended distance for securing the perimeter of a blast scene
*That is, the distance from the furthest debris: 1.5 times
6. What temperature in the upper gas layer causes the onset of Flashover?: 1100°F
7. The temperature at which copper melts: 1960°F
8. The measurement of the radiant heat flux (from gas layer to the floor) that
indicates the onset of flashover: 2 W/cm2
9. The voltage between the two hot wires at the service entrance cables in most
single-family residences in the United States (single-phase service with three
wires): 240 volts
10. The revision cycle for NFPA 921 (timespan): 3 years
11. The flash point of power steering fluid: 350°F
12. In high-pressure fuel-injected vehicles, this is the typical range of pressure
that is used to pump fuel from a fuel tank: 35-70 p.s.i.
13. The lower explosive and upper explosive limit of natural gas (methane)?: 5 and
17
14. The ignition temperature of power steering fluid: 680°F
15. Any substance that can undergo combustion: Fuel
16. Two factors or situations leading to a fire that may show the nature of the
incident responsibility.: Act or Omission
17. This concept should not be included in a summary report of findings.: Additiona
Investigative Recommendations
, IAAI CFI Study Questions
Study online at https://quizlet.com/_h3076n
18. A law that may govern the fire investigation of a boat: Admiralty Law
19. A type of device in a vehicle, which can cause an electrical overload to factory
installed wiring: After-market Equipment
20. Evidence of smoke or soot in the lungs, bronchi, and trachea is one of the
most significant factors in confirming that, at the time of the fire, the victim
was WHAT?: Alive and Breathing
21. Those who have the responsibility for monitoring safety conditions at the
fire or explosion scene: All Team Members
22. The melting temperature of aluminum: 1220°F
23. Which one of these is NOT considered a competent ignition source?
Metal-to-metal sparks,
Aluminum-to-pavement sparks,
Metal-to-pavement sparks,
Motor bearing sparks: Aluminum-to-pavement sparks
24. A meaningful analysis of a fire requires an understanding of the fire growth,
the total heat released, and WHAT?: Heat Release Rate
25. What does he term AFCI stand for? And, the "A" specifically represents what?-
: Arc-fault circuit interrupter
26. The organization that develops standard methods for testing materials: ASTM
27. Initiation of combustion by heat but without a spark or flame: Auto-ignition
28. A deflagration resulting from the sudden introduction of air into a confined
space containing oxygen-deficient products of incomplete combustion: Backdraft
29. An explosion caused by a combination of combustible materials heated to
the ignition point and a sudden introduction of oxygen to support combustion-
: Backdraft
30. A boat device that owners fail to keep clean, which is a frequent cause of
engine compartment fires on boats: Backfire Flame Arrestor
31. A device on a fluorescent light fixture that transforms the voltage from
normal household voltage to a higher voltage: Ballast
32. The starter motor draws its energy from this source: Battery
33. The burden of proof in a criminal trial: Beyond a Reasonable Doubt
, IAAI CFI Study Questions
Study online at https://quizlet.com/_h3076n
34. The component that controls temperature in many heat-producing appli-
ances: Bimetallic Thermostats
35. This may occur when the vapor pressure of a liquid exceeds atmospheric
pressure
*And this is the most common mechanical explosion: BLEVE
36. The temperature or point at which the vapor pressure of a liquid equals the
external pressure applied: Boiling Point
37. The process of electrically connecting two or more conductive objects: Bonding
38. Most engine fires typically penetrate the interior compartment at this loca-
tion of the vehicle: Bottom Passenger Side of the Windshield
39. An investigator can closely examine this component of a cord to determine
if it was plugged into a receptacle: Brass Prongs (male ends)
40. The chemical and physical changes that occur in gypsum wallboard surfaces
during a fire: Calcination
41. A narcotic gas that one might be exposed to in the fire: Carbon Monoxide
42. The levels of this toxin dissipate over time after removal from the fire envi-
ronment.: Carbon Monoxide
43. This toxic condition does NOT cause a cherry-pink coloration to the skin of
the fire victim and is NOT visible on all skin types: Carbon Monoxide Poisoning
44. This occurrence is the most common open-flame ignition source in non-fuel
injected vehicles: Carburetor Backfire
45. When the fire plume reaches the ceiling of a room and moves laterally along
the ceiling: Ceiling jet
46. An item in the home that burns at a peak HRR of 3000-5000kW, which is
hotter than a pool of gasoline or a polyurethane chair: Christmas Tree
47. This occurs when intense radiated heat or direct flame contacts a surface
during the fire, burning away deposits: Clean Burn
48. This is a fire effect to furniture that does NOT provide the investigators with
clues concerning the type of ignition source, but can show fire spread and
intensity: Collapsed Furniture Springs
