Engineering Materials Bell metal contains 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70 - 75% copper and rest tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70 - 75% copper and rest tin 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 68% nickel, 29% copper and 3% other constituents 65% nickel, 15% chromium and 20% iron 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 68% nickel, 29% copper and 3% other constituents 65% nickel, 15% chromium and 20% iron 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Breaks with little permanent distortion Can be drawn into wires Can cut another metal Can be rolled or hammered into thin sheets Breaks with little permanent distortion Can be drawn into wires Can cut another metal Can be rolled or hammered into thin sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Magnesium Silicon Manganese Nickel Magnesium Silicon Manganese Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Point defect Surface defect None of these Line defect Point defect Surface defect None of these Line defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 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 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper 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 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
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