Engineering Materials Iron ore is usually found in the form of All of these Sulphides Oxides Carbonates All of these Sulphides Oxides Carbonates ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cast iron is manufactured in Bessemer converter Open hearth furnace Blast furnace Cupola Bessemer converter Open hearth furnace Blast furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of the steel with a corresponding change in the properties is known as Recrystallization Precipitation Allotropic change Heat treatment Recrystallization Precipitation Allotropic change Heat treatment ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron makes it hard and brittle? Phosphorus Silicon Sulphur Manganese Phosphorus Silicon Sulphur Manganese ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Plasticity Malleability Brittleness Ductility Plasticity Malleability Brittleness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin, lead and silver Tin and copper Tin and lead Tin, lead and small percentage of antimony Tin, lead and silver Tin and copper Tin and lead Tin, lead and small percentage of antimony ANSWER DOWNLOAD EXAMIANS APP