Engineering Materials When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite Mainly pearlite Pearlite and cementite Ferrite and pearlite Mainly ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Remain same First increase and then decrease Increase Decrease Remain same First increase and then decrease Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Thermoplastic materials are those materials which Are flexible and can withstand considerable wear under suitable conditions Do not become hard with the application of heat and pressure and no chemical change occurs Are formed into shape under heat and pressure and results in a permanently hard product Are used as a friction lining for clutches and brakes Are flexible and can withstand considerable wear under suitable conditions Do not become hard with the application of heat and pressure and no chemical change occurs Are formed into shape under heat and pressure and results in a permanently hard product Are used as a friction lining for clutches and brakes ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant? Bessemer process Open hearth process Electric process LD process Bessemer process Open hearth process Electric process LD process 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 Slowly in the furnace Any one of these In still air Suddenly in a suitable cooling medium Slowly in the furnace Any one of these In still air Suddenly in a suitable cooling medium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An engineer's hammer is made of Cast iron Forged steel Mild steel High carbon steel Cast iron Forged steel Mild steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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