Materials and Construction Tempering of steel is done to make it Rollable Hard Brittle Soft Rollable Hard Brittle Soft ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most of the common metals have __________ crystal structure. Hexagonal Orthorhombic Cubic None of these Hexagonal Orthorhombic Cubic None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is having very high Corrosion resistance Strength Hardness Susceptibility to changes in its properties by heat treatment Corrosion resistance Strength Hardness Susceptibility to changes in its properties by heat treatment ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction With increase in carbide/graphite ratio in cast iron, its Hardness & brittleness increases Both A & B Ductility decreases Neither A nor B Hardness & brittleness increases Both A & B Ductility decreases Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following heat treatment processes is used for softening the hardened material? Tempering Normalising None of these Annealing Tempering Normalising None of these Annealing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the __________ stress. Yield point Ultimate None of these Proof Yield point Ultimate None of these Proof ANSWER DOWNLOAD EXAMIANS APP
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