Engineering Materials Iron ore is usually found in the form of Carbonates Sulphides All of these Oxides Carbonates Sulphides All of these Oxides 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? Sulphur Phosphorus Silicon Manganese Sulphur Phosphorus Silicon Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The molecules in a solid move Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion Back and forth like tiny pendulums In a random manner In a haphazard way In circular motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When a steel containing __________ 0.8% carbon is cooled slowly below the lower critical point, it consists of ferrite and pearlite. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low tensile strength Low wear resistance Toughness Low hardness Low tensile strength Low wear resistance Toughness Low hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Austenite Pearlite Cementite Ferrite Austenite Pearlite Cementite Ferrite ANSWER DOWNLOAD EXAMIANS APP
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