Quiz Questions: |
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| 1. |
The basic element for composite wood products may be the fiber, as it is in paper, but it can also be larger wood particles composed of many fibers and varying in size and geometry.
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True |
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False |
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| 2. |
Conventional wood composite materials fall into five main categories based on the physical configuration of the wood used to make the products: plywood, oriented strandboard, particleboard, hardboard, and cellulosic fiberboard.
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True |
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False |
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| 3. |
A number of additives are used in the production of conventional composite products. One of the most notable additives is wax, which is used to provide finished products with resistance to aqueous penetration.
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True |
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False |
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| 4. |
What does Table 10-2 illustrate about?
(Refer Pg 10-5)
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Standards for frequently used panel products |
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Classification of wood composite boards |
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Basic wood elements, from largest to smallest |
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None of the above |
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| 5. |
Decorative plywood has traditionally been made from softwoods such as Douglas fir, Southern Pine, white fir, larch, western hem- lock, and redwood. |
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True |
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False |
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| 6. |
Plywood is a flat panel built up of sheets of veneer called plies, united under pressure by a bonding agent to create a panel with an adhesive bond between plies.
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True |
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False |
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| 7. |
Broadly speaking, two classes of plywood are available, covered by separate standards: (a) construction and industrial, and (b) hardwood and decorative. |
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True |
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False |
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| 8. |
What does APA stand for?
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American Plywood Association |
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American Plywood Agency
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American Paper Association
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None of the above
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| 9. |
Although plywood is an engineered wood product, it is also used as a component in other engineered wood products and systems in applications such as prefabricated I-joists, box beams, stressed-skin panels, and panelized roofs. |
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True |
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False |
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| 10. |
Oriented strandboard is an engineered structural-use panel manufactured from thin wood strands bonded together with waterproof resin under heat and pressure, and it is used extensively for roof, wall, and floor sheathing in residential and commercial construction. |
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True |
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False |
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| 11. |
The term fiberboard includes hardboard, medium-density fiberboard (MDF), and insulation board. Several things differentiate fiberboard from particleboard, most notably the physical configuration of the comminuted material. |
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True |
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False |
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| 12. |
Insulation boards are low-density, wet-laid panel products used for insulation, sound deadening, carpet underlayment, and similar applications. |
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True |
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False |
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| 13. |
What does CABO stand for? |
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Council of American Building Officials |
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Court of American Building Organization |
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Council of American Building Organization |
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None of the above |
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| 14. |
Medium-density fiberboard is frequently used in place of solid wood, plywood, and particleboard in many furniture applications. It is also used for interior door skins, mouldings, and interior trim components.
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True |
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False |
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| 15. |
Punching consists of pressing the unconsolidated mat of fibers with a textured form. This process results in a slightly contoured board surface that can enhance the resemblance of the board to that of sawn or weathered wood, brick, and other materials.
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True |
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False |
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| 16. |
Sanding consists of reducing products into standard sizes and shapes. Sanding consists of overhead- mounted saws or multiple saw drives.
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True |
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False |
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| 17. |
What does Figure 10-15 illustrate about?
(Refer Pg 10-24)
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Laboratory-produced low-density, cement-bonded composite panel. Full-scale panels such as these are used in construction. |
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Inorganic-Bonded Composites |
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Portland-Cement-Bonded Composites |
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None of the above |
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| 18. |
Pozzolans are defined as siliceous or siliceous and aluminous materials that can react chemically with calcium hydroxide (lime) at normal temperatures in the presence of water to form cement. |
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True |
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False |
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| 19. |
What does ASTM stand for? |
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American Society for Testing and Materials |
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American Standards for Testing and Materials |
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American Standard for Testing and Mechanics |
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None of the above/p> |
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| 20. |
Portland cement, when combined with water, immediately reacts in a process called hydration to eventually solidify into a solid stone-like mass. |
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True |
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False |
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