Engineering Materials Nickel in steel Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Neutral solution is one which has pH value Equal to 7 pH value has nothing to do with neutral solution Less than 7 Greater than 7 Equal to 7 pH value has nothing to do with neutral solution Less than 7 Greater than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cold rolled steel sheets contain carbon of the following order 0.001 0.004 0.002 0.006 0.001 0.004 0.002 0.006 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Increase First increase and then decrease Decrease Remain same Increase First increase and then decrease Decrease Remain same 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. Free graphite Both A and B Cementite None of these Free graphite Both A and B Cementite None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Make the iron white and hard Aids fusibility and fluidity Makes the iron soft and easily machinable Increases hardness and brittleness Make the iron white and hard Aids fusibility and fluidity Makes the iron soft and easily machinable Increases hardness and brittleness ANSWER DOWNLOAD EXAMIANS APP
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