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