Fire dynamics Study guides, Class notes & Summaries

IFSTA Chapter 4 - Fire Dynamics TestWhat is the cause of most fire deaths? Select one: a. Exposure to extreme heat and/or contact with flames and hot surfaces b. Injuries caused by falling materials or structural collapse c. Exposure to toxic gases found in smoke and/or lack of oxygen d. Accidental injuries sustained during escape and/or evacuation procedures - correct answer c. Exposure to toxic gases found in smoke and/or lack of oxygen In most compartment fires, the energy release in ...

IFSTA Chapter 4 - Fire Dynamics Test What is the cause of most fire deaths? Select one: a. Exposure to extreme heat and/or contact with flames and hot surfaces b. Injuries caused by falling materials or structural collapse c. Exposure to toxic gases found in smoke and/or lack of oxygen d. Accidental injuries sustained during escape and/or evacuation procedures - correct answer c. Exposure to toxic gases found in smoke and/or lack of oxygen In most compartment fires, the energy release i...

IFSTA 7 - Chapter 4 - Fire Dynamics Exam Questions and Answers 100% Pass If there are no openings for lateral movement during the growth stage of a fire, the hot gases released during combustion will fill the compartment: swirling radiant current. ing at the ceiling and filling down. rmly as the room pressure equalizes. d and downward from the neutral plane. - Answer- b. starting at the ceiling and filling down. Which stage of fire occurs when all combustible materials in the compartme...

IFSTA 7 - Chapter 4 - Fire Dynamics Exam Questions and Answers 100% Pass If there are no openings for lateral movement during the growth stage of a fire, the hot gases released during combustion will fill the compartment: swirling radiant current. ing at the ceiling and filling down. rmly as the room pressure equalizes. d and downward from the neutral plane. - Answer- b. starting at the ceiling and filling down. Which stage of fire occurs when all combustible materials in the compartme...

IFSTA 7th Edition, Chapter 4 Fire Dynamics. Fires involve a heat-producing chemical reaction between fuel and: (117) [4.3.11] A. a catalyst. B. an oxidizer. C. free radicals. D. a reducing agent. - correct answer B. an oxidizer. When a substance changes from one type of matter into another, such as two or more substances combining to form compounds, the substance undergoes a: (118) [4.3.11] A. dissolution. B. metamorphosis. C. chemical reaction. D. physiological change. - correc...

IFSTA 7th Edition Chapter 4: Fire Dynamics

Essentials of Fire Fighting 7th Edition: Chapter 4, Fire Dynamics

IFSTA Chapter 4 Fire Dynamics Exam Questions and Answers 100% Pass Which of the following BEST describes how understanding the physical science of fire can help firefighters? A.It keeps radiant heat from igniting fuel. B.It keeps flaming combustion from beginning. C.It translates into practical knowledge of fire behavior. D.It helps in stopping rapid fire behavior from developing. - Answer- C p.208 Which of the following terms refers to a substance remaining chemically the same, but ch...

Combustible Liquid - Correct answer-A liquid with a flash point ABOVE 100F 12.5 - Correct answer-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? 1000 - Correct answer-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 1987 - Correct answer-The y...

IFSTA Chapter 4 Fire Dynamics Exam Questions and Answers 100% Pass Which of the following BEST describes how understanding the physical science of fire can help firefighters? A.It keeps radiant heat from igniting fuel. B.It keeps flaming combustion from beginning. C.It translates into practical knowledge of fire behavior. D.It helps in stopping rapid fire behavior from developing. - Answer- C p.208 Which of the following terms refers to a substance remaining chemically the same, but ch...