Engineering Materials The percentage of carbon in grey iron castings usually varies between 2.5 to 4.5% 5 to 7% 0.5 to 1% 0.012 2.5 to 4.5% 5 to 7% 0.5 to 1% 0.012 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Neutral solution is one which has pH value Equal to 7 Less than 7 pH value has nothing to do with neutral solution Greater than 7 Equal to 7 Less than 7 pH value has nothing to do with neutral solution Greater than 7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Any one of the above Fixed structure at all temperatures Atoms distributed in random pattern Different crystal structures at different temperatures Any one of the above Fixed structure at all temperatures Atoms distributed in random pattern Different crystal structures at different temperatures ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Closed packed hexagonal space lattice is found in Alpha-iron, tungsten, chromium and molybdenum Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Gamma-iron, aluminium, copper, lead, silver and nickel Alpha-iron, tungsten, chromium and molybdenum Zinc, magnesium, cobalt, cadmium, antimony and bismuth None of these Gamma-iron, aluminium, copper, lead, silver and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and iron Copper and nickel Copper and tin Copper and zinc Copper and iron Copper and nickel Copper and tin Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel made from phosphate iron is Brittle Hard Ductile Tough Brittle Hard Ductile Tough ANSWER DOWNLOAD EXAMIANS APP