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 Acetic acid v None of these Dilute HC₁ Acetic acid v None of these Dilute HC₁ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Soap kettle used in the production of laundry soap is made of Concrete Nickel Steel with top section nickel clad or stainless steel Cast iron Concrete Nickel Steel with top section nickel clad or stainless steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Constituents of stellite are Cobalt, chromium and tungsten Zinc, copper and nickel Nickel, cobalt and vanadium Zinc, aluminium and nickel Cobalt, chromium and tungsten Zinc, copper and nickel Nickel, cobalt and vanadium Zinc, aluminium and nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead alone is not used in storing equipment, because it Is having low creep strength None of these Is very costly Corrodes easily Is having low creep strength None of these Is very costly Corrodes easily ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following finds the least commercial use? Low carbon steel High carbon steel High silicon iron Pure iron Low carbon steel High carbon steel High silicon iron Pure iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Softening of hardned steel is done by its Annealing Carburising Normalising Tempering Annealing Carburising Normalising Tempering ANSWER DOWNLOAD EXAMIANS APP
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