Materials and Construction Wrought iron is having very high Strength Corrosion resistance Susceptibility to changes in its properties by heat treatment Hardness Strength Corrosion resistance Susceptibility to changes in its properties by heat treatment Hardness ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Valves in pipe size of 2" and under are normally made of Wrought iron Bronze Brass Monel Wrought iron Bronze Brass Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Silicon percentage in iron castings to have maximum hardness should be about 2.5 0.8 0.3 0.5 2.5 0.8 0.3 0.5 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is corroded by Hydrochloric acid Sea water Sulphuric acid (10%) None of these Hydrochloric acid Sea water Sulphuric acid (10%) None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Presence of 0.3 to 0.5% arsenic in copper increases its Ductility Electrical conductivity Tenacity & hardness Malleability Ductility Electrical conductivity Tenacity & hardness Malleability ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction SO₃ is absorbed using H₂SO₄ in a Packed steel tower lined with acid proof bricks Cast iron packed tower None of these Stainless steel plate tower Packed steel tower lined with acid proof bricks Cast iron packed tower None of these Stainless steel plate tower ANSWER DOWNLOAD EXAMIANS APP
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