Engineering Materials Iron ore is usually found in the form of Sulphides All of these Oxides Carbonates Sulphides All of these Oxides Carbonates ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value Less than 7 Equal to 7 pH value has nothing to do with neutral solution Greater than 7 Less than 7 Equal to 7 pH value has nothing to do with neutral solution Greater than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in ferrite is 0.00025 0.001 0.0025 0.0006 0.00025 0.001 0.0025 0.0006 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by Purification of metal Grain refinement All of these Working at lower temperature Purification of metal Grain refinement All of these Working at lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In a hardening process, the hypo-eutectoid steel is Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium Heated below or closes to the lower critical temperature and then cooled slowly Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium Heated below or closes to the lower critical temperature and then cooled slowly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Carbon steel is Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Refined from cast iron Made by adding carbon in steel Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Refined from cast iron Made by adding carbon in steel ANSWER DOWNLOAD EXAMIANS APP