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