Engineering Materials Chromium when added to steel _________ the tensile strength. None of these Increases Decreases Does not effect None of these Increases Decreases Does not effect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value Greater than 7 Less than 7 Equal to 7 pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 pH value has nothing to do with neutral solution ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.6 to 0.8% 0.4 to 0.6% 0.35 to 0.45% 0.0004 0.6 to 0.8% 0.4 to 0.6% 0.35 to 0.45% 0.0004 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Silicon Phosphorus Sulphur Manganese Silicon Phosphorus Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Strength and ductility Machinability Hardness Hardness and strength Strength and ductility Machinability Hardness Hardness and strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Both A and B Free graphite None of these Cementite Both A and B Free graphite None of these Cementite ANSWER DOWNLOAD EXAMIANS APP
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