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IFSTA 7th Edition Chapter 16 Test – Questions With Solutions
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IFSTA 7th Edition Chapter 16 Test – Questions With Solutions
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IFSTA 7th Edition Chapter 16 Test – Questions With SolutionsWhich type of building material is affected by size and moisture content during fire conditions? ✔ Ans - Wood
How does the size of a wooden structural member affect how it reacts to fire? ✔ Ans - Heavy timbers remain strong even after exposure to direct flame.
How does heat affect masonry? ✔ Ans - Stones and concrete may experience spalling when they are heated.
Cast iron may crack or shatter when it is: ✔ Ans - Rapidly cooled with water.
When heated, steel structural members tend to: ✔ Ans - Elongate and push
walls outward
Which factor is likely to affect the speed with which a steel structural member fails under fire conditions? ✔ Ans - Size
How does reinforced concrete react to exposure to fire? ✔ Ans - It performs well, but can lose strength through spalling.
Which type of building material is used to protect other materials because its moisture content gives it excellent heat resistance? ✔ Ans - Gypsum wallboard
What is a concern about lath and plaster during a fire? ✔ Ans - Conceals hidden fires and adds fuel to the fire
Which statement describes how glass will react under fire conditions? ✔ Ans - Heated glass may crack when water is applied.
Which type of building material can produce toxic gases and rapidly deteriorate under fire conditions? ✔ Ans - Oriented strand board (OSB)
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