Engineering Materials The percentage of carbon in grey iron castings usually varies between 5 to 7% 0.012 0.5 to 1% 2.5 to 4.5% 5 to 7% 0.012 0.5 to 1% 2.5 to 4.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The purpose of heat treatment is to Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size Modify the structure of the material Relieve the stresses set up in the material after hot or cold working Any one of these Change grain size Modify the structure of the material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is usually made of Medium carbon steel Aluminium High carbon steel Low carbon steel Medium carbon steel Aluminium High carbon steel Low carbon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The portion of the blast furnace below its widest cross-section is called Stack Bosh Throat Hearth Stack Bosh Throat Hearth ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta-iron occurs between the temperature ranges of 900°C to 1400°C 400°C to 600°C 1400°C to 1530°C 600°C to 900°C 900°C to 1400°C 400°C to 600°C 1400°C to 1530°C 600°C to 900°C 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
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