Chemical Engineering Basics Function of feed check valve in a boiler is to Prevent the back flow of water Regulate the water flow to boiler Check the water level in the boiler drum Facilitate circulation of high pressure feed water Prevent the back flow of water Regulate the water flow to boiler Check the water level in the boiler drum Facilitate circulation of high pressure feed water ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The weight of a body at the centre of the earth is Zero None of these Same as on the surface of the earth Infinite Zero None of these Same as on the surface of the earth Infinite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics In a casting, cold shut defect is caused by Very low mould permeability Low pounhg temperature Melt-mould reactions Faulty gating system Very low mould permeability Low pounhg temperature Melt-mould reactions Faulty gating system ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following is not a characteristic observed in material failure by fatigue fracture ? Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initiation of crack from below the surface does not occur Plastic deformation of material does not occur Initation of crack occurs on the surface of the machine part Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface Initiation of crack from below the surface does not occur ANSWER DOWNLOAD EXAMIANS APP
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 Presence of small quantity of sulphur in low carbon steel improves its Formability Weldability Machinability Hardenarality Formability Weldability Machinability Hardenarality ANSWER DOWNLOAD EXAMIANS APP
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