Engineering Materials The percentage of carbon in grey iron castings usually varies between 0.5 to 1% 2.5 to 4.5% 5 to 7% 0.012 0.5 to 1% 2.5 to 4.5% 5 to 7% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in None of these Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel Alpha iron, tungsten, chromium and molybdenum None of these Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel Alpha iron, tungsten, chromium and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma-iron occurs between the temperature ranges of 600°C to 900°C 400°C to 600°C 1400°C to 1530°C 900°C to 1400°C 600°C to 900°C 400°C to 600°C 1400°C to 1530°C 900°C to 1400°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Grey cast iron has Low compressive strength All of these High tensile strength Carbon in the form of free graphite Low compressive strength All of these High tensile strength Carbon in the form of free graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following element results in presence of free graphite in C.I.? Sulphur Manganese Silicon Carbon Sulphur Manganese Silicon Carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Perminvar alloy having constant permeability is an alloy of Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and zinc Nickel, copper and iron Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and zinc Nickel, copper and iron ANSWER DOWNLOAD EXAMIANS APP