Engineering Materials A material is said to be allotropic, if it has Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern Any one of the above Different crystal structures at different temperatures Fixed structure at all temperatures Atoms distributed in random pattern ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Body centered cubic space lattice is found in Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel None of these Alpha iron, tungsten, chromium and molybdenum Zinc, magnesium, cobalt, cadmium, antimony and bismuth Gamma iron, aluminium, copper, lead, silver and nickel None of these Alpha iron, tungsten, chromium and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following metal shrinks most from molten state to solid state? Cast steel Admiralty metal Brass Cast iron Cast steel Admiralty metal Brass Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 40 : 30 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 50 : 20 : 10 : 20 30 : 20 : 30 : 20 50 : 20 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged chaotically, is called Amorphous material Mesomorphous material Crystalline material None of these Amorphous material Mesomorphous material Crystalline material None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Connecting rod is, usually, made from High speed steel Low carbon steel Medium carbon steel High carbon steel High speed steel Low carbon steel Medium carbon steel High carbon steel ANSWER DOWNLOAD EXAMIANS APP
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