Engineering Materials Pearlite consists of 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 13% carbon and 87% ferrite 6.67% carbon and 93.33% iron 13% ferrite and 87% cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon Stress reduces on increasing load In which parts are not loaded In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced Stress reduces on increasing load In which parts are not loaded In which stress remains constant on increasing load In which deformation tends to loosen the joint and produces a stress reduced ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The compressive strength of cast iron is __________that of its tensile strength. Equal to None of these More than Less than Equal to None of these More than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ductility of a material can be defined as All of these Ability to undergo large permanent deformations in compression Ability to recover its original form Ability to undergo large permanent deformations in tension All of these Ability to undergo large permanent deformations in compression Ability to recover its original form Ability to undergo large permanent deformations in tension ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 2.8% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 2.8% Adding carbon up to 0.83% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pick up wrong statement about wrought iron It contains carbon of the order of 0 to 0.25% It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It melts at 1535°C It is very soft and ductile It contains carbon of the order of 0 to 0.25% It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It melts at 1535°C It is very soft and ductile ANSWER DOWNLOAD EXAMIANS APP