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 None of these v Acetic acid Dilute HC₁ None of these v Acetic acid Dilute HC₁ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tempering of steel is done to make it Rollable Brittle Soft Hard Rollable Brittle Soft Hard ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following commercial metals is most abundantly found in India? Aluminium Nickel Zinc Copper Aluminium Nickel Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is not an alloy of tin? White-bearing metal German silver Pewter type metal Soft solder White-bearing metal German silver Pewter type metal Soft solder ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Centrifugal pump made of pyrex or glass can't be used to pump Milk and fruit juices Dilute H₂SO₄ at room temperature Alkaline solutions Brine Milk and fruit juices Dilute H₂SO₄ at room temperature Alkaline solutions Brine ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel by its softening, it is subjected to Cold working Annealing Heating Shot blasting Cold working Annealing Heating Shot blasting ANSWER DOWNLOAD EXAMIANS APP
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