Materials and Construction Presence of high amount of silicon in cast iron Increases the formation of graphite Suppresses the decomposition of Fe₃ C Reduces its fluidity Increases the contraction of the metal Increases the formation of graphite Suppresses the decomposition of Fe₃ C Reduces its fluidity Increases the contraction of the metal ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Carbon content in plain carbon steel is __________ percent. 0.1 to 0.15 0.85 to 1.2 0.65 to 0.80 0.35 to 0.45 0.1 to 0.15 0.85 to 1.2 0.65 to 0.80 0.35 to 0.45 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 18-4-1 high speed steel contains 18%, 4% and 1% respectively of Vanadium, chromium and tungsten Tungsten, vanadium and chromium Tungsten, chromium and vanadium Chromium, tungsten and vanadium Vanadium, chromium and tungsten Tungsten, vanadium and chromium Tungsten, chromium and vanadium Chromium, tungsten and vanadium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is a/an __________ steel. Medium carbon High alloy High carbon Low carbon Medium carbon High alloy High carbon Low carbon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction When the steel is subjected to normalising, its __________ decreases. Ultimate tensile strength (UTS) None of these Yield point Ductility Ultimate tensile strength (UTS) None of these Yield point Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wrought iron is having very high Corrosion resistance Strength Hardness Susceptibility to changes in its properties by heat treatment Corrosion resistance Strength Hardness Susceptibility to changes in its properties by heat treatment ANSWER DOWNLOAD EXAMIANS APP
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