Materials and Construction Which of the following metals in not used for coating of the base metal to guard it against corrosion? Cadmium Aluminium Lead Magnesium Cadmium Aluminium Lead Magnesium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is a low melting point metal? Stainless steel Copper Tin Wrought iron Stainless steel Copper Tin Wrought iron 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 A metallic alloy in general as compared to their pure metal components is Having lower electrical conductivity More corrosion resistant Having higher melting point Having lower hardness, reactivity and fusibility Having lower electrical conductivity More corrosion resistant Having higher melting point Having lower hardness, reactivity and fusibility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The purpose of nitriding the steel is to Improve its reliability Harden its surface Soften its surface None of these Improve its reliability Harden its surface Soften its surface None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Condenser tubes are not made of Aluminium brass alloy Cartridge brass Wood metal Muntz brass Aluminium brass alloy Cartridge brass Wood metal Muntz brass ANSWER DOWNLOAD EXAMIANS APP
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