Materials and Construction Trough of an apron conveyor is made of Metal Either B or C Wood Lead lined concrete vessel Metal Either B or C Wood Lead lined concrete vessel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dilute sulphuric acid is transported in __________ pipes. Copper Mild steel Special alloys Lead Copper Mild steel Special alloys Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ can replace tungsten in high speed steel, Cobalt Chromium Vanadium Molybdenum Cobalt Chromium Vanadium Molybdenum ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) Glass, graphite, porcelain & stoneware Rubber (butyl and hard), silicone rubber & teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is a donor impurity for semi-conductors. Boron Antimony Gallium None of these Boron Antimony Gallium None of these 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 Dilute HC₁ Acetic acid v None of these Dilute HC₁ Acetic acid v ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS