Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Aluminium bronze Silicon bronze Babbitt metal Gun metal Aluminium bronze Silicon bronze Babbitt metal Gun metal ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Carburised structure Formation of bainite structure Lamellar layers of carbide distributed throughout the structure Martenistic structure Carburised structure Formation of bainite structure Lamellar layers of carbide distributed throughout the structure Martenistic structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in ferrite is 0.001 0.0025 0.00025 0.0006 0.001 0.0025 0.00025 0.0006 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 40 : 60 2.5277777777778 2.1180555555556 0.47916666666667 40 : 60 2.5277777777778 2.1180555555556 0.47916666666667 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 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 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 5 to 6% tin, 2 to 3% copper 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 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 5 to 6% tin, 2 to 3% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability ANSWER DOWNLOAD EXAMIANS APP
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