LLPSD - FF1 Chapter 7 Questions and Answers Latest Updated

LLPSD - FF1 Chapter 7 Questions and Answers Latest Updated What is the chemical change that occurs to wood when it is heated? a. Pyrolysis b. Reduction c. Cat agenesis d. Oxidation a. Pyrolsis Which type of construction is heavy timber? a. V b. III c. II d. IV d. IV 0:04 / 0:30 Which material is a component of mortar? a. Diatomaceous earth b. Lime c. Calcium sulfate d. Pea gravel b. Lime What does a CMU contain? a. thermal expansion joints b. void space c. steel reinforcing rods d. I-bars c. steel reinforcing rods What is the most common application for an engineered wood product? a. where high fire-resistance is required b. stair treads and risers c. short load-bearing members d. where extra-long beams are required d. where extra-long beams are required The structural components of a Type ___ building will not burn. a. III b. IV c. V d. II d. II What is the term for plastics that will melt under fire conditions? a. thermoset b. thermoplastic c. pyrolytic d. amorphous b. thermoplastic Which construction type is particularly susceptible to extension of fire upward through walls? a. ordinary b. balloon frame c. platform d. heavy timber b. balloon frame What is the lower structural member of a truss called? a. beam b. girder c. chord d. cantilever c. chord Which term describes how readily heat will flow through a material? a. combustibility b. reactivity c. volatility d. thermal conductivity d. thermal conductivity What is plaster board commonly used for? a. roof sheathing b. interior walls and ceilings c. shear wall d. roof fascia and soffits b. interior walls and ceilings Type II construction is referred to as _________. a. fire retardant b. ordinary c. noncombustible d. fire resistive c. noncombustible What is a commonly used structural material in a Type I building? a. engineered wood b. oriented-strand board c. treated wood d. protected steel d. protected steel Fire-retardant wood is treated with ________. a. calcium sulfate b. mineral salts c. urea d. aluminum oxide b. mineral salts What is a bar joist? a. an opened-web steel truss b. a truss with steel parallel members and wood diagonals c. a steel I-beam used to support a floor or roof d. any engineered component with steel load-bearing members a. an open-web steel truss What is a disadvantage of fire resistive construction? a. non fire-resistive structural members b. the lack of built-in fire protection systems c. susceptibility to water change d. difficulty in ventilating the structure d. difficulty in ventilating the structure Type III construction is usually limited to a maximum height of ____ stories. a. 3 b. 4 c. 2 d. 5 b. 4 Which of the following is one of the three basic roof designs? a. curved b. hip c. gable d. mansard a. curved What are laminated glass windows likely to do when exposed to a fire? a. break irregularly into long, sharp-edged shards b. crack but remain in place c. melt d. shatter into small nuggets with dull edges b. crack but remain in place What is the term for building components consisting of individual pieces of wood glued together? a. engineered b. manufactured c. modular d. lightweight a. engineered