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 Any one of these 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded All of these Cannot stand sudden and excessive shocks Is a ductile material Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its Ductility decreases All of these Ultimate tensile strength increases Yield point increases Ductility decreases All of these Ultimate tensile strength increases Yield point increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cast steel Cold rolled steel Forged steel Hot rolled steel Cast steel Cold rolled steel Forged steel Hot rolled steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size Lowers the toughness and transverse ductility Acts as deoxidiser Decreases tensile strength and hardness Reduces the grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Harden steel slightly Relieve stresses Soften material Improve machining characteristic Harden steel slightly Relieve stresses Soften material Improve machining characteristic ANSWER DOWNLOAD EXAMIANS APP
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