Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Magnesium Copper Chromium Nickel Magnesium Copper Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Decreases tensile strength and hardness Lowers the toughness and transverse ductility Acts as deoxidiser Reduces the grain size Decreases tensile strength and hardness Lowers the toughness and transverse ductility Acts as deoxidiser Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Hastelloy Duralumin Silver metal Invar Hastelloy Duralumin Silver metal Invar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Around 0°C Above 100°K Around 100°C Below 10°K Around 0°C Above 100°K Around 100°C Below 10°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Solder is an alloy consisting of Lead and zinc Tin and copper Tin and lead Tin, antimony, copper Lead and zinc Tin and copper Tin and lead Tin, antimony, copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged chaotically, is called Amorphous material None of these Crystalline material Mesomorphous material Amorphous material None of these Crystalline material Mesomorphous material ANSWER DOWNLOAD EXAMIANS APP
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