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