Engineering Materials The hardness of steel increases if it contains Martensite Pearlite Cementite Austenite Martensite Pearlite Cementite Austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Isotropic materials are those which have the same Electric and magnetic properties in all directions Elastic properties in all directions Thermal properties in all directions Stresses induced in all directions Electric and magnetic properties in all directions Elastic properties in all directions Thermal properties in all directions Stresses induced in all directions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Flywheel of steam engine Gas turbine blades Cycle chains Cast iron pipes Flywheel of steam engine Gas turbine blades Cycle chains Cast iron pipes ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Brass Cast iron Admiralty metal Cast steel Brass Cast iron Admiralty metal Cast steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Manganese Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In process annealing, the hypo eutectoid steel is 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 suddenly in a suitable cooling medium Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air 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 suddenly in a suitable cooling medium Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP
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