Engineering Materials Which of the following display properties similar to that of steel? Both (A) and (B) None of these Blackheart cast iron Whiteheart cast iron Both (A) and (B) None of these Blackheart cast iron Whiteheart cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Process of Austempering results in Martenistic structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Carburised structure Martenistic structure Lamellar layers of carbide distributed throughout the structure Formation of bainite structure Carburised structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category Alloy steel Low carbon steel Medium carbon steel High carbon steel Alloy steel Low carbon steel Medium carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin 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 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 5 to 6% tin, 2 to 3% copper and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pick up wrong statement about wrought iron It melts at 1535°C It is very soft and ductile It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It contains carbon of the order of 0 to 0.25% It melts at 1535°C It is very soft and ductile It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling It contains carbon of the order of 0 to 0.25% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Weld decay is the phenomenon found with Cast iron Nonferrous materials Mild steel Stainless steel Cast iron Nonferrous materials Mild steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP