Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Vanadium Cobalt Chromium Nickel Vanadium Cobalt Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70% copper and 30% zinc 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 70% copper and 30% zinc 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Case hardening Nitriding Flame hardening Any one of these Case hardening Nitriding Flame hardening Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dislocations in materials refer to the following type of defect Volumetric defect Plane defect Line defect Point defect Volumetric defect Plane defect Line defect Point defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dow metal contains 90% aluminium and 90% copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% magnesium and 9% aluminium with some copper 90% aluminium and 90% copper 94% aluminium, 4% copper and 0.5% Mn, Mg, Si and Fe 92.5% aluminium and, 4% copper, 2% nickel and 1.5% Mg 90% magnesium and 9% aluminium with some copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Heat resisting steel Stainless steel Nickel steel High speed steel Heat resisting steel Stainless steel Nickel steel High speed steel ANSWER DOWNLOAD EXAMIANS APP