Engineering Materials An example of amorphous material is Lead Glass Silver Zinc Lead Glass Silver Zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Reduced neutron absorption cross-section Improved Weldability Embrittlement Corrosion resistance Reduced neutron absorption cross-section Improved Weldability Embrittlement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Any one of the above Different crystal structures at different temperatures Atoms distributed in random pattern Fixed structure at all temperatures Any one of the above Different crystal structures at different temperatures Atoms distributed in random pattern Fixed structure at all temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable for materials used in tools and machines? Elasticity Plasticity Ductility Malleability Elasticity Plasticity Ductility Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Free carbon Nodular aggregates of graphite Flakes Cementite Free carbon Nodular aggregates of graphite Flakes Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Gives ductility, toughness, tensile strength and anti corrosion property Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability ANSWER DOWNLOAD EXAMIANS APP