Engineering Materials Monel metal contains Malleable iron and zinc Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper Malleable iron and zinc Alloy of tin, lead and cadmium 88% copper and 10% tin and rest zinc 63 to 67% nickel and 30% copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Soften material Harden steel slightly Improve machining characteristic Relieve stresses Soften material Harden steel slightly Improve machining characteristic Relieve stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The bond formed by transferring electrons from one atom to another is called Metallic bond None of these Covalent bond Ionic bond Metallic bond None of these Covalent bond Ionic bond 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? Silicon Sulphur Manganese Phosphorus Silicon Sulphur Manganese Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Vanadium in high speed steels 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 Promotes decarburisation Provides high hot hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Toughness Wear resistance Sharp cutting edge Hot hardness Toughness Wear resistance Sharp cutting edge Hot hardness ANSWER DOWNLOAD EXAMIANS APP
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