Combustion Study guides, Class notes & Summaries

IFSTA 7th Edition Chapter 4: Fire Dynamics Questions and Verified AnswersIFSTA 7th Edition Chapter 4: Fire Dynamics Questions and Verified Answers True or False: Oxidizers affect a fire because they are combustible - ANSWER-False. Oxidizers are not combustible but will support or enhance combustion Physical science is the study of what two things? - ANSWER-Matter and energy Oxidation - ANSWER-A chemical reaction involving the combination of an oxidizer, such as oxygen in the air, with o...

Low pressure boiler practice test Water, heat and container - correct answer Is necessary to generate steam in a boiler Heating surface - correct answer The _____ is the part of the boiler with water on one side and heat on the other Firetube - correct answer A _____ boiler has heat and gases of combustion that pass through tubes surrounded by water Watertube - correct answer A _____ boiler has water in the tubes and heat and gases of combustion passing around the tubes Baffles - co...

IFSTA 7TH Edition Chapter 10 Which condition specific to search and rescue operations should be communicated to crew members and/or your supervisor? A. Wind direction and speed B. Names of victims or occupants C. Building's construction classification D. Known locations of victims or occupants - ANSWER D. Known locations of victims or occupants 2. Which basic firefighting skill serves as an essential survival ski...

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

T/F Topography can directly and indirectly affect fuels and their availability for combustion - True Of the three environmental factors that influence fire behavior, which is the least variable - topography What are the 3 Environmental Factors that influence Fire Behavior? - 1) Weather 2) Topography 3) Fuels The least critical form of heat transfer that influences rate of spread in a running wildland fire is. - Conduction The point to which a combustible material must be heate...

PA Emissions Questions and Answers Graded A+ What is the maximum fee that emission inspection stations are allowed to charge for a PA Emission? The fee is not regulated What is the primary function of the Evaporative Control System? To collect and store vapors originating in the fuel system When a vehicle passes a PA Emissions Inspection, who is authorized to affix the PA Emissions Inspection Certificate (emissions sticker) to the vehicle? PA Certified Emission Inspector Two inspectors a...

A(An) _____ concept allows all responders to use a similar, coordinated approach with a common set of authorities, protections, and resources. - ANSWER-all hazard Which duty is a Fire Fighter I expected to perform? - ANSWER-Forcing entry into a structure Which statement describes the difference in the roles of a Fire Fighter I and a Fire Fighter II? - ANSWER-A Fire Fighter I works under the direct supervision of a Fire Fighter II or company officer. Which type of specialized fire compan...

COF P-98 PRACTISE EXAM / 100 QUESTIONS AND VERIFIED ANSWERS 2023/2024 / ALL CORRECT. COF P-98 Practice test 2023 1. The person supervising the Fuel-Oil transfer in the building from one floor to another must hold what type of certificate of fitness: P-98 Certificate of Fitness 2. In designing the fuel-Oil transfer system, such as diesel #2 oil from the lowest floor to the floor above the tank level, the following factors must be considered:: - Maximum inlet suction an flow-rate - Desi...

Millwright level 4 INTERNAL COMBUSTION ENGINES Exam Questions With Verified Answers Before performing maintenance on a recently run engine, you must: A) Drain all oil from the crankcase B) Check and record the hour meter C) Disconnect all electrical, close, lock, tag and purge all gas sources D) Contact the manufacturer - answerC) Disconnect all electrical, close, lock, tag and purge all gas sources The thermal efficiency of an engine is best described as: A) Draw in a full charge of a...

NFPA 1033 EXAM 2023 QUESTIONS AND ANSWERS. Fire Science - ANSWER the body of knowledge concerning the study of fire and related subjects (such as combustion, flame, products of combustion, heat release, heat transfer, fire and explosion chemistry, fire and explosion dynamics, thermodynamics, kinetics, fluid dynamics, fire safety) and their interaction with people, structures, and the environment. Fire Chemistry - ANSWER The study of chemical processes that occur in fires, including chang...