Engineering Materials Which of the following property is desirable for materials used in tools and machines? Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility Elasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Manganese Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is improved by adding Nickel and chromium Sulphur, lead and phosphorus Chromium Nickel Nickel and chromium Sulphur, lead and phosphorus Chromium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness and strength Machinability Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Embrittlement Reduced neutron absorption cross-section Improved Weldability Corrosion resistance Embrittlement Reduced neutron absorption cross-section Improved Weldability Corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Pearlite Ferrite Cementite Austenite Pearlite Ferrite Cementite Austenite ANSWER DOWNLOAD EXAMIANS APP
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