Engineering Materials The hardness of steel increases if it contains Pearlite Martensite Austenite Cementite Pearlite Martensite Austenite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Toughness Wear resistance Hot hardness Sharp cutting edge Toughness Wear resistance Hot hardness Sharp cutting edge ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Promotes decarburisation Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes retention of austenite Promotes decarburisation Provides high hot hardness Forms very hard carbides and thus increases wear resistance Promotes retention of austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Cementite Free carbon Flakes Nodular aggregates of graphite Cementite Free carbon Flakes Nodular aggregates of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion. Manganese Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Below 1% Above 1% Below 0.5% Above 2.2% Below 1% Above 1% Below 0.5% Above 2.2% ANSWER DOWNLOAD EXAMIANS APP
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