Materials and Construction Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its High corrosion resistance All of these Low thermal conductivity High co-efficient of thermal expansion High corrosion resistance All of these Low thermal conductivity High co-efficient of thermal expansion ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tank furnace used for melting of glass is made of Stainless steel Cast iron Mild steel Refractory blocks Stainless steel Cast iron Mild steel Refractory blocks ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Platinum and silver are corroded by Caustic soda solution Sulphuric acid (10%) Phosphoric acid None of these Caustic soda solution Sulphuric acid (10%) Phosphoric acid None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most common stainless steel type 316, which is highly resistant to corrosion contains 16-13% Cr 10-14% Ni and 2-3% Mo 2-4% Cr, 22% NI and 2-4% Mo None of these 20-22% Cr, and 8-10% Ni 16-13% Cr 10-14% Ni and 2-3% Mo 2-4% Cr, 22% NI and 2-4% Mo None of these 20-22% Cr, and 8-10% Ni ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following metals in not used for coating of the base metal to guard it against corrosion? Magnesium Lead Cadmium Aluminium Magnesium Lead Cadmium Aluminium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bog iron used for the adsorption of H?S from coke oven gas is Iron impregnated with resin (usually bakelite) An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) None of these Carbon free iron Iron impregnated with resin (usually bakelite) An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) None of these Carbon free iron ANSWER DOWNLOAD EXAMIANS APP
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