Materials and Construction Presence of nitrogen in steel Increases its strength Makes it brittle Increases its hardness Is desirable Increases its strength Makes it brittle Increases its hardness Is desirable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Interchain forces are the weakest in case of Both rubber & elastomers Elastomers Plastics Fibres Both rubber & elastomers Elastomers Plastics Fibres ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead alone is not used in storing equipment, because it Is very costly Is having low creep strength Corrodes easily None of these Is very costly Is having low creep strength Corrodes easily None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper has very low Ductility Malleability Tensile strength Thermal & electrical conductivity Ductility Malleability Tensile strength Thermal & electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Aluminium, mild steel, stainless steel, concrete & tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main constituent of carborundum is __________ carbide. Boron Calcium Silicon Aluminium Boron Calcium Silicon Aluminium ANSWER DOWNLOAD EXAMIANS APP
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