Chemical Engineering Basics Alumina, silica, lime and iron oxide are the basic raw material for the manufacture of portland cement. The component of Portland cement which first hardens is 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The basic function of the drum in a boiler is to Separate steam from water Act as a storage for steam Remove settling impurities from steam Act as a storage for feed water Separate steam from water Act as a storage for steam Remove settling impurities from steam Act as a storage for feed water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Oxyacetylene reducing flame is used while carrying out welding on Alloy steel Grey cast iron High carbon steel Mild steel Alloy steel Grey cast iron High carbon steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is an example of cathodic protection of metals against corrosion ? Lead lined reactor Case hardened steel Galvanised iron Painted steel Lead lined reactor Case hardened steel Galvanised iron Painted steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following metals reacts violently with water ? Sodium Calcium Mercury Magnesium Sodium Calcium Mercury Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Powder metallurgy process does not make metal powder by Grinding/milling Atomisation Electrolytic deposition Hammering Grinding/milling Atomisation Electrolytic deposition Hammering ANSWER DOWNLOAD EXAMIANS APP
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