Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.4 to 0.6% 0.6 to 0.8% 0.35 to 0.45% 0.0004 0.4 to 0.6% 0.6 to 0.8% 0.35 to 0.45% 0.0004 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material essential for spring materials is Plasticity Stiffness Resilience Ductility Plasticity Stiffness Resilience Ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Machinability Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Nickel and iron alloy having high permeability Polymer Kind of stainless steel None ferrous alloy Nickel and iron alloy having high permeability Polymer Kind of stainless steel None ferrous alloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these Heated up to the lower critical temperature and then cooled in still air Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these Heated up to the lower critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.00025 0.017 0.008 0.0026 0.00025 0.017 0.008 0.0026 ANSWER DOWNLOAD EXAMIANS APP