classifications of the wood according to the Grain
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- Composite _________ is produced by laying fibers in random directions in a plane.The mechanical properties of wood are in the axial direction (along the fibers) and the transversal direction (perpendicular to the fibers). Explain briefly how it changes.Determine the following if it is true or false The wood grains on bending test is subjected to tension alone Wood knots do not affect the strength of wood Metal furnace by-product like slags are used as alternative aggregates
- In general, wood is dried to _____ percent moisture for typical structural application rather than using it in green condition.Based on the discussed defects of wood, which of these do you think acceptable forconstruction? Defend your answerCollect a variety of samples of wood species used in construction and conduct various tests, such as:- Tension and compression tests.
- Untreated wood can deteriorate when four conditions required for decay andinsects occur. States these four conditions.Q) What are the effects of defects in wood and what causes these defects? Solve it earlyLaminated wood is sometimes used in the construction of highly stressed aircraftcomponents. This wood can be identified by its A. parallel grain construction. B. similarity to standard plywood construction. C. perpendicular grain construction.
- For the purpose of designing wood structures, laboratory-measured strength properties are adjusted for application conditions. State five different applica-tion conditions that are used to adjust the strength properties.Which one of the following suture materials is the most expensive and the most dependable? a) Silk b) NylonDefine hot rolled steel product and explain any TWO connections used in assembling steel structures