Engineering Materials The hardness of steel increases if it contains Cementite Pearlite Martensite Austenite Cementite Pearlite Martensite Austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy 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 Which of the following impurity in cast iron makes it hard and brittle? Silicon Phosphorus Sulphur Manganese Silicon Phosphorus Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The compressive strength of cast iron is __________that of its tensile strength. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The blade of a power saw is made of High speed steel Boron steel Malleable cast iron Stainless steel High speed steel Boron steel Malleable cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The crystal structure of brass is C.C. H.C.P. F.C.C. Orthorhombic crystalline structure C.C. H.C.P. F.C.C. Orthorhombic crystalline structure ANSWER DOWNLOAD EXAMIANS APP
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