Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.012 5 to 7% 0.5 to 1% 2.5 to 4.5% 0.012 5 to 7% 0.5 to 1% 2.5 to 4.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Magnesium Copper Nickel Chromium Magnesium Copper Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Neutral solution is one which has pH value Equal to 7 Greater than 7 pH value has nothing to do with neutral solution Less than 7 Equal to 7 Greater than 7 pH value has nothing to do with neutral solution Less 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 Nickel Cobalt Vanadium Chromium Nickel Cobalt ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum There is no change in grain size The grain size first increases and then decreases very rapidly The grain size increases very rapidly The average grain size is a minimum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel Cast iron All of these All nonferrous materials High speed steel Cast iron All of these All nonferrous materials ANSWER DOWNLOAD EXAMIANS APP
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