Engineering Materials Permalloy is a Polymer Nickel and iron alloy having high permeability Kind of stainless steel None ferrous alloy Polymer Nickel and iron alloy having high permeability Kind of stainless steel None ferrous alloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 2.5 to 4.5% 0.012 0.5 to 1% 5 to 7% 2.5 to 4.5% 0.012 0.5 to 1% 5 to 7% 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 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 Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Copper Aluminium Nickel Mild steel Copper Aluminium Nickel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron 80% or more iron Alloying elements like chromium, tungsten nickel and copper Elements like phosphorus, sulphur and silicon in varying quantities 50% or more iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid steel contains following percentage of carbon 0.003 0.008 0.0002 0.0063 0.003 0.008 0.0002 0.0063 ANSWER DOWNLOAD EXAMIANS APP
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