Engineering Materials The temperature required for full annealing in hypereutectoid steel is 30° C to 50° C above lower critical temperature 30° C to 50° C below lower critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C above upper critical temperature 30° C to 50° C above lower critical temperature 30° C to 50° C below lower critical temperature 30° C to 50° C below upper critical temperature 30° C to 50° C above upper critical temperature 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 Increase Decrease First increase and then decrease Remain same Increase Decrease First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement Corrosion resistance Improved Weldability Reduced neutron absorption cross-section Embrittlement ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Acidic solution is one which has pH value pH value has nothing to do with neutral solution Equal to 7 Less than 7 Greater than 7 pH value has nothing to do with neutral solution Equal to 7 Less than 7 Greater than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Vanadium Chromium Cobalt Nickel Vanadium Chromium Cobalt Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials White cast iron has Low tensile strength All of these Carbon in the form of carbide High compressive strength Low tensile strength All of these Carbon in the form of carbide High compressive strength ANSWER DOWNLOAD EXAMIANS APP
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