Materials and Construction With increase in carbide/graphite ratio in cast iron, its Both A & B Hardness & brittleness increases Ductility decreases Neither A nor B Both A & B Hardness & brittleness increases Ductility decreases Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Locomotive boiler tubes are made of __________ alloys. Aluminium Nickel Magnesium Arsenic copper Aluminium Nickel Magnesium Arsenic copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Coke oven regenerators are made of __________ bricks. Low thermal conductivity High electrical conductivity Silica Fire clay Low thermal conductivity High electrical conductivity Silica Fire clay ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Beehive coke ovens are made of __________ bricks. Fireclay Silicon carbide Corundum Silica Fireclay Silicon carbide Corundum Silica ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cold worked steel parts are normally subjected to Annealing Shot peening Hardening Normalising Annealing Shot peening Hardening Normalising ANSWER DOWNLOAD EXAMIANS APP
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