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Fire Investigator - Master for TCFP Full Test Bank/2024 TCFP Possible Questions and Answers CA$18.04   Add to cart
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Fire Investigator - Master for TCFP Full Test Bank/2024 TCFP Possible Questions and Answers

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Is NFPA 921 a guide or a standard? - correct answer-It is the Guide for Fire and Explosion Investigations What are the six steps of the scientific method? - correct answer-Recognize the need Define the problem Collect the data Analyze the data Develop a hypothesis Test the hypothesis Wha...

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  • April 30, 2024
  • 80
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • fire investigator master for tcfp full test bank
  • is nfpa 921 a guide or a standard correct answe

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Fire Investigator - Master for TCFP Full Test Bank/2024 TCFP Possible Questions and Answers
Is NFPA 921 a guide or a standard? - correct answer-It is the Guide for Fire and Explosion Investigations
What are the six steps of the scientific method? - correct answer-Recognize the need
Define the problem
Collect the data
Analyze the data
Develop a hypothesis
Test the hypothesis
What step of the scientific method is inductive reasoning? - correct answer-Analyze the data
What step of the scientific method is deductive reasoning? - correct answer-Test the hypothesis
What are the four parts of the fire tetrahedron? - correct answer-Fuel (reducing agent)
Heat
Oxidizing agent
Uninhibited chemical chain reaction
What kind of reaction absorbs energy, an endothermic or an exothermic reaction? - correct answer-
Endothermic
What is heat transfer by direct contact called? - correct answer-Conduction
What is heat transfer by gas flow / air movement called? - correct answer-Convection What is heat transfer by microwave energy called? - correct answer-Radiation
What is a fuel controlled fire? - correct answer-A fire that is limited by the amount of combustibles.
What is a ventilation controlled fire? - correct answer-A fire that is limited by the amount of oxygen.
What are the stages of fire growth? - correct answer-Ignition
Growth
Flashover
Fully Developed
Decay
What is a flashover? - correct answer-The transition phase from growth to fully developed, where all surfaces reach ignition temperature almost simultaneously.
What is ignition of the underside of the hot gas layer called? - correct answer-Flameover or rollover
What factors influence flashover conditions? - correct answer-Size of the compartment
Height of ceiling
Ventilation
Amount of fuel
Layout of fuel
Location of fire in the compartment
What are fire patterns? - correct answer-The physical manifestation of the affects of fire on materials.
What are the different types of fire patterns on the walls and ceiling? - correct answer-Plume Generated patterns (often V shaped)
Ventilation generated patterns
Hot gas layer patterns (Line of demarcation)
What is spalling? - correct answer-The separation of chunks of concrete with explosive force caused by the expansion of water (moisture) trapped in the concrete as it turns to steam
What is char? - correct answer-Pyrolized carbonaceous material
What is oxidation? - correct answer-Physical change in appearance of a material resulting from the combination of oxygen.
What is alloying? - correct answer-Mixing two metals heated then cooled to change their properties. Often melts at a lower temperature.
What is a clean burn? - correct answer-When there was enough heat to burn away all carbon deposits (soot) on a surface leaving a "clean" surface. Occurs on non-combustible surfaces.
What is soot? - correct answer-Elemental carbon produced during incomplete combustion.
What is calcination? - correct answer-When chemically bound water is driven out of gypsum walls by the
heat of the fire.
Does a 25 Watt light bulb expand towards the fire or pull inward away from it? - correct answer-Bulbs 25 watts or less pull away. Bulbs greater than 25 watts will expand towards the fire.
What causes heat shadowing? - correct answer-An object blocking the travel of radiated heat.
What is a dead load? - correct answer-The weight of things attached to the building, like flooring, cloumns, and roof coverings. What is a live load? - correct answer-A load that can move, like people, furniture, wind, water, and snow.
What is compartmentation? - correct answer-Design features of a building that limit fire growth to the room of origin.
What are the five building construction types? - correct answer-Type I - Fire resistant
Type II - Non combustible
Type III - Ordinary
Type IV - Heavy timber
Type V - Wood frame
What is ordinary construction? - correct answer-Exterior walls are masonry and frame is wood.
What is wood frame construction? - correct answer-Lightweight wood construction, used in apartments, houses.
What is platform frame construction? - correct answer-Each floor is a seperate platform.
What is balloon frame construction? - correct answer-The wall studs extend from the foundation to the roof.
What is Ohm's Law? - correct answer-V=IR
(E = I x R)
What is voltage? - correct answer-Pressure
What is current? - correct answer-Flow

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