Engineering Materials Tungsten when added to steel __________ the critical temperature. Lowers Does not effect None of these Raises Lowers Does not effect None of these Raises ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The main alloying elements high speed steel in order of increasing proportion are Tungsten, titanium, vanadium Tungsten, chromium, titanium Chromium, titanium, vanadium Vanadium, chromium, tungsten Tungsten, titanium, vanadium Tungsten, chromium, titanium Chromium, titanium, vanadium Vanadium, chromium, tungsten ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Austenite Martensite Pearlite Cementite Austenite Martensite Pearlite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Aids fusibility and fluidity Increases hardness and brittleness Make the iron white and hard Makes the iron soft and easily machinable Aids fusibility and fluidity Increases hardness and brittleness Make the iron white and hard Makes the iron soft and easily machinable ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nodular cast iron is produced by adding ________ to the molten cast iron. Magnesium Chromium Copper Nickel Magnesium Chromium Copper Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Refine grain structure Improve mechanical properties Induce stresses Reduce segregation in casting Refine grain structure Improve mechanical properties Induce stresses Reduce segregation in casting ANSWER DOWNLOAD EXAMIANS APP