Engineering Materials Corrosion resistance of steel is increased by addition of Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium Chromium and nickel Sulphur, phosphorus, lead Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium Chromium and nickel Sulphur, phosphorus, lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is Below recrystallization temperature 770°C 1050°C 910°C Below recrystallization temperature 770°C 1050°C 910°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Critical temperature Yield point Melting point Hardness Critical temperature Yield point Melting point Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which can replace tungsten in high speed steels is Vanadium Molybdenum Cobalt Nickel Vanadium Molybdenum Cobalt Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The elastic stress strain behavior of rubber is Linear Nonlinear No fixed relationship Plastic Linear Nonlinear No fixed relationship Plastic 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 First increase and then decrease Remain same Increase Decrease First increase and then decrease Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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