Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Lead and bismuth Copper Silicon Magnesium Lead and bismuth Copper Silicon Magnesium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pick up wrong statement about wrought iron 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% It melts at 1535°C It is very soft and ductile ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Invar Hastelloy Silver metal Duralumin Invar Hastelloy Silver metal Duralumin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 910°C 1050°C 770°C Below recrystallization temperature 910°C 1050°C 770°C Below recrystallization temperature 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
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