Engineering Materials Cobalt in steel Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron contains carbon in the form of Cementite Free carbon Graphite White carbon Cementite Free carbon Graphite White carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The metal suitable for bearings subjected to light loads, is Phosphor bronze Silicon bronze Monel metal White metal Phosphor bronze Silicon bronze Monel metal White metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Remain same Decreases None of these Increases Remain same Decreases None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Dye penetrant method is generally used to locate Temporary defects Core defects Surface defects Superficial defects Temporary defects Core defects Surface defects Superficial defects ANSWER DOWNLOAD EXAMIANS APP
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