Engineering Materials The hardness of steel increases if it contains Cementite Pearlite Austenite Martensite Cementite Pearlite Austenite Martensite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal? Manganese Sulphur Silicon Phosphorus Manganese Sulphur Silicon Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation Promotes retention of austenite Forms very hard carbides and thus increases wear resistance Provides high hot hardness Promotes decarburisation ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Basic constituents of Monel metal are Nickel, copper Zinc, tin, lead Nickel, lead and tin Nickel, molybdenum Nickel, copper Zinc, tin, lead Nickel, lead and tin Nickel, molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of martensite is about RC 48 RC 65 RC 80 RC 57 RC 48 RC 65 RC 80 RC 57 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Machinability Hardness and strength Strength and ductility Hardness Machinability Hardness and strength Strength and ductility Hardness ANSWER DOWNLOAD EXAMIANS APP
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