Materials and Construction As the impurities are oxidised, the melting point of iron Remains unchanged Increases Decreases May increase or decrease ; unpredictable Remains unchanged Increases Decreases May increase or decrease ; unpredictable ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Spray dryer for evaporating milk to produce milk powder is made of Cast iron Stainless steel Aluminium Lead lined steel Cast iron Stainless steel Aluminium Lead lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The formation of oxide film on a metal due to atmospheric exposure reduces its Creep limit Stiffness Toughness All of these Creep limit Stiffness Toughness All of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is a donor impurity for semi-conductors. Antimony Boron Gallium None of these Antimony Boron Gallium None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction For storing water and acid free benzol, use a __________ vessel. Karbate None of these Stainless steel Steel Karbate None of these Stainless steel Steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Anodic material used for the cathodic protection of underground buried steel pipeline is Brass Nickel or copper Bronze Zinc or magnesium Brass Nickel or copper Bronze Zinc or magnesium ANSWER DOWNLOAD EXAMIANS APP
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