Engineering Materials Induction hardening is basically a Surface hardening process Core hardening process Carburising process None of these Surface hardening process Core hardening process Carburising process None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Machinability Hardness Strength and ductility Hardness and strength Machinability Hardness Strength and ductility Hardness and strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Flakes Cementite Free carbon Nodular aggregates of graphite Flakes Cementite Free carbon Nodular aggregates of graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Pearlite Cementite Martensite Austenite Pearlite Cementite Martensite Austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is not the correct method of increasing fatigue limit? Surface decarburisation Cold working Nitriding of surface Shot peening Surface decarburisation Cold working Nitriding of surface Shot peening ANSWER DOWNLOAD EXAMIANS APP
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