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 Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cupola produces following material Malleable iron Pig iron Cast iron Wrought iron Malleable iron Pig iron Cast iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low hardness Toughness Low wear resistance Low tensile strength Low hardness Toughness Low wear resistance Low tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Slow plastic deformation of metals under a constant stress is known as Endurance Plastic deformation Creep Fatigue Endurance Plastic deformation Creep Fatigue ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 400° to 700°C 1200°C to 1300°C 1500°C to 1700°C 800°C to 1000°C 400° to 700°C 1200°C to 1300°C 1500°C to 1700°C 800°C to 1000°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Physical change Molecular change Allotropic change Solidus change Physical change Molecular change Allotropic change Solidus change ANSWER DOWNLOAD EXAMIANS APP
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