Materials and Construction Polythene (low or high density) containers are not corroded by Sulphuric acid (10%) at room temperature Any of these Sulphur trioxide at 60°C Nitric acid (95%) at room temperature Sulphuric acid (10%) at room temperature Any of these Sulphur trioxide at 60°C Nitric acid (95%) at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The most resistant material to alkaline corrosion is Karbate Aluminium Nickel Duriron Karbate Aluminium Nickel Duriron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the poorest wel-dability? Wrought iron High-carbon steel Low carbon steel Mild steel Wrought iron High-carbon steel Low carbon steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ammonium chloride solution is stored/ treated in __________ vessels/pipes. Lead Plain carbon steel Rubber or durmet-20 lined Stainless steel Lead Plain carbon steel Rubber or durmet-20 lined Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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 Dilute HC₁ Acetic acid None of these v Dilute HC₁ Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constantan is an alloy of Cu (55%) & Ni (45%) Cu (55%) & Sn (45%) Fe (80%) & Ni (20%) Pt (95%) & Rh (10%) Cu (55%) & Ni (45%) Cu (55%) & Sn (45%) Fe (80%) & Ni (20%) Pt (95%) & Rh (10%) ANSWER DOWNLOAD EXAMIANS APP
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