IAAI CFI STUDY EXAM STUDY GUIDE LATEST 2026 UPDATED
QUESTIONS AND VERIFIED 100% SOLUTIONS (2026/2027)
GRADE: A+|STATUS: GUARANTEED PASS
The two mechanisms of convection heat transfer - Answers -Forced and Natural
This law allows fire investigators to gain information, in most states - Answers -Freedom of
Information Act
Any substance that can undergo combustion - Answers -Fuel
Total quantity of combustible contents of a building, space, or fire area (expressed in heat units
or the equivalent weight in wood) - Answers -Fuel load
This system in a vehicle has the following sequence of components:
Fuel tank, fuel pump, fuel injector/carburetor, manifold, and cylinders. - Answers -Fuel System
Type of burning that occurs in the early stages of a compartment fire - Answers -Fuel-controlled
Burning
The location where firefighters should re-fuel all gas-powered equipment
1|Page
,(away from the fire scene) - Answers -Remote Area
NFPA is not this type of institute - Answers -Government Institute
NFPA 921 is this type of document - Answers -Guide
The information presented in NFPA 921 establishes WHAT? - Answers -Guidelines
Biological, chemical, physical, and radiological are examples of this concept that fire
investigators should be aware of when investigating a fire scene - Answers -Hazards
The first cutting unit on a combine - Answers -Header
The measure of the rate of heat transfer to a surface - Answers -Heat flux
The amount of heat released during complete combustion, which is considered a constant for a
specific fuel
2|Page
,(Generally considered a material property and therefore a constant for a specific fuel) - Answers
-Heat of Combustion
The heat energy that brings about ignition
(divided into two parts: (a) equipment involved in ignition and (b) form of heat of ignition) -
Answers -Heat of Ignition
The fire characteristic that most affects fire growth during the pre-flashover phase of a fire -
Answers -Heat Release Rate
The transport of heat energy from one point to another point, caused by temperature
difference between those points - Answers -Heat transfer
The fire phenomenon responsible for much of the physical evidence used by fire investigators -
Answers -Heat transfer
The shattering type of explosion damage - Answers -High-Order Damage
The type of number an investigator should look for during a boat fire investigation - Answers -
H.I.N.
3|Page
, This vehicle component will NOT usually ignite gasoline - Answers -Hot Surfaces
Component of the human body that will act as a fuel and sustain a flame - Answers -Human
Body Fat
Any substance that will spontaneously ignite or explode upon exposure to an oxidizer. - Answers
-Hypergolic Material
Materials that can react with each other - Answers -Hypergolic Materials
A type of material that, when trapped in a concrete floor, can be recovered by using lime,
diatomaceous earth, or non-self-rising flour. - Answers -Ignitable Liquid
Ignition that involves transferring sufficient heat to a fuel by passage of electrical current to
ignite material that is closeby - Answers -Ignition by Electrical Energy
The minimum temperature needed to heat a fuel so as to ignite and begin self-sustained
combustion - Answers -Ignition Temperature
4|Page
QUESTIONS AND VERIFIED 100% SOLUTIONS (2026/2027)
GRADE: A+|STATUS: GUARANTEED PASS
The two mechanisms of convection heat transfer - Answers -Forced and Natural
This law allows fire investigators to gain information, in most states - Answers -Freedom of
Information Act
Any substance that can undergo combustion - Answers -Fuel
Total quantity of combustible contents of a building, space, or fire area (expressed in heat units
or the equivalent weight in wood) - Answers -Fuel load
This system in a vehicle has the following sequence of components:
Fuel tank, fuel pump, fuel injector/carburetor, manifold, and cylinders. - Answers -Fuel System
Type of burning that occurs in the early stages of a compartment fire - Answers -Fuel-controlled
Burning
The location where firefighters should re-fuel all gas-powered equipment
1|Page
,(away from the fire scene) - Answers -Remote Area
NFPA is not this type of institute - Answers -Government Institute
NFPA 921 is this type of document - Answers -Guide
The information presented in NFPA 921 establishes WHAT? - Answers -Guidelines
Biological, chemical, physical, and radiological are examples of this concept that fire
investigators should be aware of when investigating a fire scene - Answers -Hazards
The first cutting unit on a combine - Answers -Header
The measure of the rate of heat transfer to a surface - Answers -Heat flux
The amount of heat released during complete combustion, which is considered a constant for a
specific fuel
2|Page
,(Generally considered a material property and therefore a constant for a specific fuel) - Answers
-Heat of Combustion
The heat energy that brings about ignition
(divided into two parts: (a) equipment involved in ignition and (b) form of heat of ignition) -
Answers -Heat of Ignition
The fire characteristic that most affects fire growth during the pre-flashover phase of a fire -
Answers -Heat Release Rate
The transport of heat energy from one point to another point, caused by temperature
difference between those points - Answers -Heat transfer
The fire phenomenon responsible for much of the physical evidence used by fire investigators -
Answers -Heat transfer
The shattering type of explosion damage - Answers -High-Order Damage
The type of number an investigator should look for during a boat fire investigation - Answers -
H.I.N.
3|Page
, This vehicle component will NOT usually ignite gasoline - Answers -Hot Surfaces
Component of the human body that will act as a fuel and sustain a flame - Answers -Human
Body Fat
Any substance that will spontaneously ignite or explode upon exposure to an oxidizer. - Answers
-Hypergolic Material
Materials that can react with each other - Answers -Hypergolic Materials
A type of material that, when trapped in a concrete floor, can be recovered by using lime,
diatomaceous earth, or non-self-rising flour. - Answers -Ignitable Liquid
Ignition that involves transferring sufficient heat to a fuel by passage of electrical current to
ignite material that is closeby - Answers -Ignition by Electrical Energy
The minimum temperature needed to heat a fuel so as to ignite and begin self-sustained
combustion - Answers -Ignition Temperature
4|Page
