Fire Investigator - master for TCFP test Questions and Correct Answers Guaranteed A+
- phases of combustion - Correct Answer 1) pre ignition phase
no flame present Physical change- water is dried out by the fuel chemical change
2) Ignition phase a self sustaining flame is made
3) Combustion phase fuel is consumed by flames
A clean un-burned area is known as? - Correct Answer A protected area.
A natural gas explosion will damage what part of a structure? - Correct Answer The upper levels, natural gas is lighter than air and it rises.
Absence of CO2 in the blood stream of a body located in a fire scene may indicate what? - Correct Answer The person was dead prior to the fire.
Accidental Event - Correct Answer Those actions or inactions not intended or designed to cause, or allow to be caused, a fire or fire related incident.
AFIS - Correct Answer fingerprint data base
AHJ - Correct Answer Authority Having Jurisdiction
Air Entrainment - Correct Answer The process of air or gases being drawn into a fire, plume or jet
Alternating Current VS Direct Current - Correct Answer Alternating current - the electrons flow out from the source and then back to it, alternating directions.Direct current - electrons flow one way.
Alternating Current VS Direct Current - Correct Answer Alternating current - the electrons flow out from the source and then back to it, alternating directions.Direct current - electrons flow one way.
Aluminum melts at what temperature? - Correct Answer 1220 Degrees
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An over-pressurization of a container is an example of what type of an explosion? - Correct Answer Mechanical.
Anoxia - Correct Answer lack of oxygen
Any information obtained during an interview must be? - Correct Answer Evaluated and checked for accuracy.
Any information released to the public must be? - Correct Answer Accurate and reliable.
arson - Correct Answer the criminal act of deliberately setting fire to property
asphyxia - Correct Answer condition caused by insufficient intake of oxygen
At what temperature do light bulbs begin to swell or distort? - Correct Answer At 900 degrees for 10 minutes
Autoignition Temperature (AIT) - Correct Answer The lowest temperature at which a gas-air mixture will ignite in the absence of an ignition source.
Back Draft - Correct Answer a type of explosive ignition that occurs when a smoldering fire is exposed to a fresh supply of oxygen
Backdraft - Correct Answer The explosive burning of heated gases that occurs when oxygen is introduced into a compartment that has a high concentration of flammable gases and a depleted supply of oxygen due to an existing fire.
Beveling - Correct Answer A fire pattern that indicates fire direction on wood wall studs.It leCorrect Answer toward the direction of travel.
Blistering - Correct Answer usually meCorrect Answer the victim was alive at time of fire
Boats that are powered by gasoline have similar fuel systems to cars. What are the two main gasoline fuel systems? - Correct Answer High pressure - fuel injected Lower pressure - carbuerated
ALSO: Some boats are diesel, or even electric ONLY
Calcination - Correct Answer Process in which chemically bound water is driven out of gypsum by the heat of the fire.
Calcination of Gypsum - Correct Answer A fire effect realized in gypsum products, including wallboard, as a result of exposure to heat that drives off free and chemically bound water. 2 / 4
Carbon monoxide - Correct Answer 240 times the affinity to hemoglobin
carbon monoxide - Correct Answer a colorless, odorless, and poisonous gas
Carbon monoxide poisining causes what color of the skin? - Correct Answer Cherry- pink
Carbon monoxide poisining causes what color of the skin? - Correct Answer Cherry- pink
Ceiling damage should be how much greater than floor damage? - Correct Answer 70 to 80 % greater
Ceiling Jet - Correct Answer A relatively thin layer of flowing hot gases that develops under a horizontal surface as a result of plume impingement and the flowing of gas being forced to move horizontally
Char - Correct Answer Carbonaceous material that has been burned or pyrolyzed and has a blackened appearance.
Characteristics of evidence: - Correct Answer Physical state: Solid, liquid, gas
Characteristics: Size, shape, weight
Fragility: Will it disintegrate or break?
Volatility: Will it evaporate?
Characteristics of evidence: - Correct Answer Physical state: Solid, liquid, gas
Characteristics: Size, shape, weight
Fragility: Will it disintegrate or break?
Volatility: Will it evaporate?
Checkering of Glass - Correct Answer small chips of glass that pop of hot glass when hit with cold water
Cigarettes - Correct Answer 550 degrees up to 1350 degrees -1 1/2 hours to produce flame
Class A Combustible - Correct Answer Solid Materials
Class B - Correct Answer Flammable Liquids
Class C - Correct Answer Flammable Gases
Class D - Correct Answer Combustible metals
Class K - Correct Answer cooking oils 3 / 4
class of print, ridge count, ridge characteristic - Correct Answer what do examiners look for in prints
CO skin - Correct Answer pink or cherry red
CO2 bond to hemoglobin how much faster than O2? - Correct Answer 210 time faster.
Cognitive testing - Correct Answer The use of a person's thinking skills and judgement in order to evaluate the empirical date and challenged the conclusions of the final hypothesis
Color For Investigation - Correct Answer Smoke and Flame Color Is not usually used for fire investigation
Combustible Liquid - Correct Answer Liquid having a flash point at or above 100°F (37.8°C) and below 200°F (93.3°C).
Combustion - Correct Answer A chemical process of oxidation that occurs at a rate fast enough to produce heat and usually light in the form of either a glow or flames.
combustion - Correct Answer a rapid chemical reaction that produces heat and light
Computer Driven Fire Models - Correct Answer Helps you evaluate witness statements
Concentration Of Oxygen For Fire - Correct Answer Need 15 to 16 percent
Conduction - Correct Answer Heat trCorrect Answerfer through solid material
Conduction - Correct Answer Heat trCorrect Answerfer to another body or within a body by direct contact.
Conduction - Correct Answer trCorrect Answerfer of kinetic energy by contact between vibrating molecules. Travels from high KE (hot) to low KE (cold)
Convection - Correct Answer Heat movement through liquid or gas (air)
Convection - Correct Answer Heat trCorrect Answerfer by circulation within a medium such as a gas or liquid.
convection - Correct Answer trCorrect Answerfer of energy by the movement of fluids (gases or liquids)
coolest flame temperature color - Correct Answer red
Copper melts at what temperature? - Correct Answer 1980 Degrees
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