Engineering Materials In spheroidising process, the steel is Heated up to the lower critical temperature and then cooled in still air None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air None of these Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated below the lower critical temperature and then cooled slowly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is known as allotropic or polymorphic if it Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern Responds to heat treatment Has a fixed structure under all conditions Exists in several crystal forms at different temperatures Has its atoms distributed in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Silicon Manganese Sulphur Carbon Silicon Manganese Sulphur Carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Free form Partly in free and partly in combined state Combined form Nodular form Free form Partly in free and partly in combined state Combined form Nodular form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In compression, a prism of brittle material will break By crushing into thousands of pieces In direction perpendicular to application of load By shearing along oblique plane By forming a bulge By crushing into thousands of pieces In direction perpendicular to application of load By shearing along oblique plane By forming a bulge ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Balls for ball bearings are made of Carbon-chrome steel Stainless steel Cast iron Mild steel Carbon-chrome steel Stainless steel Cast iron Mild steel ANSWER DOWNLOAD EXAMIANS APP