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©THESTAR 2024/2025 ALL RIGHTS RESERVED 11:09PM. A+ 1 IAAI CFI Study Questions With Correct Answers 100% Verified. A liquid with a flash point ABOVE 100F - AnswerCombustible Liquid If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load o...

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©THESTAR 2024/2025 ALL RIGHTS RESERVED 11:09PM. A+




IAAI CFI Study Questions With Correct
Answers 100% Verified.



A liquid with a flash point ABOVE 100F - Answer✔Combustible Liquid
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? - Answer✔12.5
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 - Answer✔1000

The year of the first edition of NFPA 1033 - Answer✔1987
The recommended distance for securing the perimeter of a blast scene



*That is, the distance from the furthest debris - Answer✔1.5 times

What temperature in the upper gas layer causes the onset of Flashover? - Answer✔1100°F

The temperature at which copper melts - Answer✔1960°F
The measurement of the radiant heat flux (from gas layer to the floor) that indicates the onset
of flashover - Answer✔2 W/cm2
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) - Answer✔240 volts

The revision cycle for NFPA 921 (timespan) - Answer✔3 years

The flash point of power steering fluid - Answer✔350°F


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, ©THESTAR 2024/2025 ALL RIGHTS RESERVED 11:09PM. A+


In high-pressure fuel-injected vehicles, this is the typical range of pressure that is used to pump
fuel from a fuel tank - Answer✔35-70 p.s.i.

The lower explosive and upper explosive limit of natural gas (methane)? - Answer✔5 and 17

The ignition temperature of power steering fluid - Answer✔680°F

Any substance that can undergo combustion - Answer✔Fuel
Two factors or situations leading to a fire that may show the nature of the incident
responsibility. - Answer✔Act or Omission

This concept should not be included in a summary report of findings. - Answer✔Additional
Investigative Recommendations

A law that may govern the fire investigation of a boat - Answer✔Admiralty Law
A type of device in a vehicle, which can cause an electrical overload to factory installed wiring -
Answer✔After-market Equipment
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? - Answer✔Alive and
Breathing
Those who have the responsibility for monitoring safety conditions at the fire or explosion
scene - Answer✔All Team Members

The melting temperature of aluminum - Answer✔1220°F
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 - Answer✔Aluminum-to-pavement sparks
A meaningful analysis of a fire requires an understanding of the fire growth, the total heat
released, and WHAT? - Answer✔Heat Release Rate

What does he term AFCI stand for? And, the "A" specifically represents what? - Answer✔Arc-
fault circuit interrupter

The organization that develops standard methods for testing materials - Answer✔ASTM

Initiation of combustion by heat but without a spark or flame - Answer✔Auto-ignition

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, ©THESTAR 2024/2025 ALL RIGHTS RESERVED 11:09PM. A+


A deflagration resulting from the sudden introduction of air into a confined space containing
oxygen-deficient products of incomplete combustion - Answer✔Backdraft
An explosion caused by a combination of combustible materials heated to the ignition point
and a sudden introduction of oxygen to support combustion - Answer✔Backdraft
A boat device that owners fail to keep clean, which is a frequent cause of engine compartment
fires on boats - Answer✔Backfire Flame Arrestor
A device on a fluorescent light fixture that transforms the voltage from normal household
voltage to a higher voltage - Answer✔Ballast

The starter motor draws its energy from this source - Answer✔Battery

The burden of proof in a criminal trial - Answer✔Beyond a Reasonable Doubt
The component that controls temperature in many heat-producing appliances -
Answer✔Bimetallic Thermostats
This may occur when the vapor pressure of a liquid exceeds atmospheric pressure



*And this is the most common mechanical explosion - Answer✔BLEVE
The temperature or point at which the vapor pressure of a liquid equals the external pressure
applied - Answer✔Boiling Point

The process of electrically connecting two or more conductive objects - Answer✔Bonding
Most engine fires typically penetrate the interior compartment at this location of the vehicle -
Answer✔Bottom Passenger Side of the Windshield
An investigator can closely examine this component of a cord to determine if it was plugged
into a receptacle - Answer✔Brass Prongs (male ends)
The chemical and physical changes that occur in gypsum wallboard surfaces during a fire -
Answer✔Calcination

A narcotic gas that one might be exposed to in the fire - Answer✔Carbon Monoxide
The levels of this toxin dissipate over time after removal from the fire environment. -
Answer✔Carbon Monoxide
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 - Answer✔Carbon Monoxide Poisoning



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