Materials and Construction Lead pipes are not safe for carraying drinking water, because water, containing dissolved oxygen attacks lead thereby forming poisonous Pb(OH)₂. Lead pipes are readily corroded by Dilute HC₁ v Acetic acid None of these Dilute HC₁ v Acetic acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The heat treatment process applied to cold formed steel parts is Normalising Solution annealing Tempering Artificial ageing Normalising Solution annealing Tempering Artificial ageing ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The softest material just next to talc in the Mho's scale is Gypsum Feldspar Quartz Fluorite Gypsum Feldspar Quartz Fluorite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ can replace tungsten in high speed steel, Cobalt Vanadium Chromium Molybdenum Cobalt Vanadium Chromium Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following undergoes granular fracture? Cast iron Steel Wrought iron None of these Cast iron Steel Wrought iron None of these ANSWER DOWNLOAD EXAMIANS APP
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