Engineering Materials Cast iron is a Malleable material Brittle material Tough material Ductile material Malleable material Brittle material Tough material Ductile material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be rolled or hammered into thin sheets Breaks with little permanent distortion Can be drawn into wires Can cut another metal Can be rolled or hammered into thin sheets Breaks with little permanent distortion Can be drawn into wires Can cut another metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled Slowly in the furnace In still air Suddenly in a suitable cooling medium Any one of these Slowly in the furnace In still air Suddenly in a suitable cooling medium Any one of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Carburised structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Martenistic structure Carburised structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Martenistic structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Reduced neutron absorption cross-section Improved Weldability Embrittlement Corrosion resistance Reduced neutron absorption cross-section Improved Weldability Embrittlement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
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