Engineering Materials The machinability of steel is increased by Sulphur, graphite and aluminium Silicon and sulphur Phosphorous and aluminium Phosphorous, lead and sulphur Sulphur, graphite and aluminium Silicon and sulphur Phosphorous and aluminium Phosphorous, lead and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Sulphur Phosphorus Manganese Silicon Sulphur Phosphorus Manganese Silicon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Increases None of these Decreases Does not effect Increases None of these Decreases Does not effect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as None of these Line defect Point defect Surface defect None of these Line defect Point defect Surface defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability Strength and ductility Hardness and strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move Back and forth like tiny pendulums In a random manner In circular motion In a haphazard way Back and forth like tiny pendulums In a random manner In circular motion In a haphazard way ANSWER DOWNLOAD EXAMIANS APP
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