Materials and Construction Which of the following is the hardest material? Quartz Flourite Corrundum Topaz Quartz Flourite Corrundum Topaz ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron is Manufactured in cupola and is brittle Having compressive strength more than its tensile strength All of these Used for making shock resisting parts Manufactured in cupola and is brittle Having compressive strength more than its tensile strength All of these Used for making shock resisting parts ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The increase in hardness of metal due to its cold working is termed as the __________ hardening. Age Flame Induction Work Age Flame Induction Work ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Low carbon steels are those in which carbon percentage is around 1.5 to 2 0.4 to 0.7 0.8 to 1.5 0.1 to 0.35 1.5 to 2 0.4 to 0.7 0.8 to 1.5 0.1 to 0.35 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Steel balls for ball bearings are generally made of __________ steel. Free carbon Cast Carbon chrome Stainless Free carbon Cast Carbon chrome Stainless ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to 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 Rubber (butyl and hard), silicone rubber & teflon Copper, cast iron & high silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP
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