Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Chromium, tungsten and vanadium Tungsten, chromium and vanadium Tungsten, vanadium and chromium Vanadium, chromium and tungsten Chromium, tungsten and vanadium Tungsten, chromium and vanadium Tungsten, vanadium and chromium Vanadium, chromium and tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron is a __________ material. Ductile Tough Brittle Malleable Ductile Tough Brittle Malleable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Gunmetal and bronze are not corroded by the action of Hydrochloric acid (10%) Wet chlorine Synthetic detergent solution Nitric acid (< 25%) Hydrochloric acid (10%) Wet chlorine Synthetic detergent solution Nitric acid (< 25%) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium And copper None of these And graphite Tin, nickel, iron and chromium And copper None of these And graphite Tin, nickel, iron and chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Prevent the action of oxygen Increase its glossiness and lustre Prevent the action of water Harden the surface Prevent the action of oxygen Increase its glossiness and lustre Prevent the action of water Harden the surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The fermentor used in the production of pencillin (by deep fermentation process) is made of Glass lined steel Procelain High silicon cast iron Glass Glass lined steel Procelain High silicon cast iron Glass ANSWER DOWNLOAD EXAMIANS APP
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