Wood categorized under material type: a) Metals and Alloys, b) Polymer. C) Ceram

Question

Wood categorized under material type: a) Metals and Alloys, b) Polymer. C) Ceramics and Glasses. d) Composites. Which of the following materials, are inorganic materials, mainly consist of oxides, nitrides and carbides a) Metals and Alloys, b) Polymer. c) Composites. C) Ceramics and Glasses. The ability of a material of a material to withstand stress without breaking: a) Tensile strength b) Hardness c) Toughness d) Ductility Steel has a carbon content of: a) 0.3 ~ 1.4 % B) 0.1 ~ 1.3 % C) 2.14 ~ 4 % D) 1~4.5 % Which of the following elements is not required for synthesis polymer: a) Monomer b) Initiator c) Matrix d) Reactor

Explanation / Answer

1. d) wood comes under the composite material.Because it is natural composite

2.C) If theyare in combinationthey may be also referred to as ceramic composites.
but some may still refer to this as an alloy also.

3.Tensile strength

4.A..0.29 to 0.54%

5.reactor

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