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 A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Heat treatment Allotropic change Precipitation Recrystallization Heat treatment Allotropic change Precipitation Recrystallization ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.25 to 0.5% 0.6 to 0.7% 0.7 to 0.9% 0.1 to 0.2% 0.25 to 0.5% 0.6 to 0.7% 0.7 to 0.9% 0.1 to 0.2% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cartridge brass can be Drawn into wires Any one of these Formed into tube Cold rolled into sheets Drawn into wires Any one of these Formed into tube Cold rolled into sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Weld decay is the phenomenon found with Cast iron Mild steel Nonferrous materials Stainless steel Cast iron Mild steel Nonferrous materials Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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