IFSTA 7th Edition Chapter 16 Test – Questions With Solutions

IFSTA 7th Edition Chapter 16 Test – Questions With Solutions Which type of building material is affected by size and moisture content during fire conditions? - AnswerWood How does the size of a wood structural member affect how it reacts to fire? - AnswerHeavy timbers remain strong even after exposure to direct flame How does heat affect masonry? - AnswerStones and concrete may experience spalling when they are heated Cast iron may crack or shatter when it is - Answerrapidly cooled with water When heated, steel structural members tend to - Answerelongate and push walls outward Which factor is likely to affect the speed with which a steel structural member falls under fire conditions? - AnswerSize How does reinforced concrete react to exposure to fire? - AnswerIt 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? - AnswerGypsum wallboard What is a concern about lath and plaster during fire? - AnswerConceals hidden fires and adds fuel to the fire Which statement describes how glass will react under fire conditions? - AnswerHeated glass may crack when water is applied Which type of building material can produce toxic gases and rapidly deteriorate under fire conditions? - AnswerOriented Strand Board (OSB) Which building material can potentially be harmful to firefighters because it contains a glue called urea formaldehyde that gives off a hazardous gas when it is heated? - AnswerParticle board When should firefighters begin considering the potential that a building will collapse? - Answerduring preincident surveys and size-up Which type of collapse is common for a Type V construction building? - AnswerWalls collapsing inward