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 3CaO . Al2O₃ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . SiO₂ 3CaO . Al2O₃ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Function of feed check valve in a boiler is to Facilitate circulation of high pressure feed water Regulate the water flow to boiler Prevent the back flow of water Check the water level in the boiler drum Facilitate circulation of high pressure feed water Regulate the water flow to boiler Prevent the back flow of water Check the water level in the boiler drum ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Cold chiesel & hammers are made of High carbon steel High speed steel Forged steel Mild steel High carbon steel High speed steel Forged steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Faulty gating system Low pounhg temperature Melt-mould reactions Very low mould permeability Faulty gating system Low pounhg temperature Melt-mould reactions Very low mould permeability ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be Same Less More Either more or less; depends on the climatic conditions Same Less More Either more or less; depends on the climatic conditions ANSWER DOWNLOAD EXAMIANS APP
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