Engineering Materials Shock resisting steels should have Low tensile strength Toughness Low hardness Low wear resistance Low tensile strength Toughness Low hardness Low wear resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Stress relaxation is the phenomenon In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced In which stress remains constant on increasing load Stress reduces on increasing load In which parts are not loaded In which deformation tends to loosen the joint and produces a stress reduced In which stress remains constant on increasing load Stress reduces on increasing load ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by Naked eye Optical microscope X-ray techniques Metallurgical microscope Naked eye Optical microscope X-ray techniques Metallurgical microscope ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.5 to 1% 2.5 to 4.5% 5 to 7% 0.012 0.5 to 1% 2.5 to 4.5% 5 to 7% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron ore is usually found in the form of Oxides Carbonates Sulphides All of these Oxides Carbonates Sulphides All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel primarily depends on Percentage of carbon Heat treatment employed Shape of carbides and their distribution in iron Percentage of alloying elements Percentage of carbon Heat treatment employed Shape of carbides and their distribution in iron Percentage of alloying elements ANSWER DOWNLOAD EXAMIANS APP