Engineering Materials Sulphur in cast iron Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard Makes the iron soft and easily machinable Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard Makes the iron soft and easily machinable ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces White cast iron Alloy cast iron Nodular cast iron Malleable cast iron White cast iron Alloy cast iron Nodular cast iron Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Closed packed hexagonal space lattice is found in None of these Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel None of these Zinc, magnesium, cobalt, cadmium, antimony and bismuth Alpha-iron, tungsten, chromium and molybdenum Gamma-iron, aluminium, copper, lead, silver and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In which of the following cases, consideration of creep is important Flywheel of steam engine Cast iron pipes Gas turbine blades Cycle chains Flywheel of steam engine Cast iron pipes Gas turbine blades Cycle chains ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Super conduction by metals is observed in the temperature range of Below 10°K Around 100°C Above 100°K Around 0°C Below 10°K Around 100°C Above 100°K Around 0°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials 1841 high speed steel contains Vanadium 4%, chromium 18% and tungsten 1% Vanadium 18%, chromium 1% and tungsten 4% Vanadium 1%, chromium 4% and tungsten 18% None of these Vanadium 4%, chromium 18% and tungsten 1% Vanadium 18%, chromium 1% and tungsten 4% Vanadium 1%, chromium 4% and tungsten 18% None of these ANSWER DOWNLOAD EXAMIANS APP
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