Engineering Materials Quenching is not necessary when hardening is done by Flame hardening Nitriding Case hardening Any one of these Flame hardening Nitriding Case hardening Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Increasing hardness throughout ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value Equal to 7 Greater than 7 pH value has nothing to do with neutral solution Less than 7 Equal to 7 Greater than 7 pH value has nothing to do with neutral solution Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Points of arrest for iron correspond to Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature Stages at which further heating does not increase temperature for some time Stages at which allotropic forms change There is nothing like points of arrest Stages at which properties do not change with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged regularly in some directions but not in others, is called Crystalline material Amorphous material None of these Mesomorphous material Crystalline material Amorphous material None of these Mesomorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low hardness Low wear resistance Low tensile strength Toughness Low hardness Low wear resistance Low tensile strength Toughness ANSWER DOWNLOAD EXAMIANS APP