Engineering Materials Cupola produces following material Malleable iron Pig iron Cast iron Wrought iron Malleable iron Pig iron Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Stainless steel High speed steel Nickel steel Heat resisting steel Stainless steel High speed steel Nickel steel Heat resisting steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Line defect Point defect Surface defect None of these Line defect Point defect Surface defect None of these 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 Silver metal Invar Duralumin Hastelloy Silver metal Invar Duralumin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Perminvar alloy having constant permeability is an alloy of Copper, nickel and antimony Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth ANSWER DOWNLOAD EXAMIANS APP