Engineering Materials Age hardening is related to Copper Brass Silver Duralumin Copper Brass Silver Duralumin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Improve machining characteristic Harden steel slightly Relieve stresses Soften material Improve machining characteristic Harden steel slightly Relieve stresses Soften material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Machining properties of steel are improved by adding Vanadium, aluminium Sulphur, lead, phosphorous Silicon, aluminium, titanium Chromium, nickel Vanadium, aluminium Sulphur, lead, phosphorous Silicon, aluminium, titanium Chromium, nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following when used in ordinary low carbon steels, makes the metal ductile and of good bending qualities? Phosphorus Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing 1.7 to 4.3% carbon are known as Eutectic cast irons Hypereutectic cast irons Hypoeutectic cast irons None of these Eutectic cast irons Hypereutectic cast irons Hypoeutectic cast irons None of these ANSWER DOWNLOAD EXAMIANS APP