Engineering Materials Combined carbon in iron makes the metal Hard and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives coarse grained crystalline structure Hard and gives a coarse grained crystalline structure Soft and gives a fine grained crystalline structure Hard and gives a fine grained crystalline structure Soft and gives coarse grained crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged regularly in some directions but not in others, is called None of these Amorphous material Crystalline material Mesomorphous material None of these Amorphous material Crystalline material Mesomorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Remain same Increase Decrease First increase and then decrease Remain same Increase Decrease First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The compressive strength of cast iron is __________that of its tensile strength. More than Less than None of these Equal to More than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Solidus change Physical change Molecular change Allotropic change Solidus change Physical change Molecular change Allotropic change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Strength and ductility Hardness and strength Machinability Hardness Strength and ductility Hardness and strength Machinability Hardness ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS