Engineering Materials Pick up wrong statement about wrought iron It melts at 1535°C It is very soft and ductile It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It contains carbon of the order of 0 to 0.25% It melts at 1535°C It is very soft and ductile It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It contains carbon of the order of 0 to 0.25% 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% 0.1 to 0.2% 0.7 to 0.9% 0.25 to 0.5% 0.6 to 0.7% 0.1 to 0.2% 0.7 to 0.9% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cementite consist of 13% carbon and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite 13% cementite and 87% ferrite 13% carbon and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite 13% cementite and 87% ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve toughness Release stresses Improve ductility Improve machinability Improve toughness Release stresses Improve ductility Improve machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The strength is the ability of a material to resist Externally applied forces with breakdown or yielding Deformation under stress Fracture due to high impact loads None of these Externally applied forces with breakdown or yielding Deformation under stress Fracture due to high impact loads None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace produces following by reduction of iron ore Pig iron Wrought iron Malleable iron Cast iron Pig iron Wrought iron Malleable iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
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