Engineering Materials The hardness of steel increases if it contains Cementite Austenite Martensite Pearlite Cementite Austenite Martensite Pearlite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by X-ray techniques Naked eye Optical microscope Metallurgical microscope X-ray techniques Naked eye Optical microscope Metallurgical microscope 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 Decrease First increase and then decrease Remain same Increase Decrease First increase and then decrease Remain same Increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Compressive strength of grey cast iron in tonnes/cm is of the order of 710 35 1015 57 710 35 1015 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic constituents of Monel metal are Nickel, copper Nickel, molybdenum Zinc, tin, lead Nickel, lead and tin Nickel, copper Nickel, molybdenum Zinc, tin, lead Nickel, lead and tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP