Engineering Materials Silicon when added to copper improves Hardness and strength Machinability Strength and ductility Hardness Hardness and strength Machinability Strength and ductility Hardness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Y-alloy contains 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 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, 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 5 to 6% tin, 2 to 3% copper and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Cast iron pipes Gas turbine blades Flywheel of steam engine Cycle chains Cast iron pipes Gas turbine blades Flywheel of steam engine Cycle chains ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel and 20% chromium 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 80% nickel and 20% chromium 68% nickel, 29% copper and 3% other constituents 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Muntz metal contains copper and zinc in the ratio of 2.5277777777778 0.88888888888889 2.1180555555556 40 : 60 2.5277777777778 0.88888888888889 2.1180555555556 40 : 60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Polymer Nickel and iron alloy having high permeability Kind of stainless steel None ferrous alloy Polymer Nickel and iron alloy having high permeability Kind of stainless steel None ferrous alloy ANSWER DOWNLOAD EXAMIANS APP