Materials and Construction __________ does not contain tin as an alloying material. Pewter Solder Babbit metal Brass Pewter Solder Babbit metal Brass ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of even very minute amount (say 0.1%) of __________ in copper, reduces its electrical conductivity very seriously. Arsenic Bismuth Antimony Both B and C Arsenic Bismuth Antimony Both B and C ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the highest density and the lowest melting point? Titanium Aluminium Stainless steel Lead Titanium Aluminium Stainless steel Lead ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Kel-F is a material, which is Chemically known as polychlorotrifluor-oethylene (PTFE) Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties All of these Chemically known as polychlorotrifluor-oethylene (PTFE) Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Light weight metallic alloy used in aircraft industry is Aluminium High silicon (14%) iron Phosphor bronze Duralumin Aluminium High silicon (14%) iron Phosphor bronze Duralumin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction H₂SO₄ (< 50% concentration) is corrosive to 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 Aluminium, mild steel, stainless steel, concrete & tin Copper, cast iron & high silicon iron (14% Si) ANSWER DOWNLOAD EXAMIANS APP