Chemical Engineering Basics Carbon is present in the form of __________ in grey cast iron. Spheroids Flakes Nodular aggregates of graphite Cementite Spheroids Flakes Nodular aggregates of graphite Cementite ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Atomic __________ of an element is a whole number. Radius Weight Volume Number Radius Weight Volume Number ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Free oxygen is removed from boiler feed water, because it Is corrosive Reduces heat transfer co-efficient Causes explosion None of these Is corrosive Reduces heat transfer co-efficient Causes explosion None of these 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 . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ 5CaO . 3 Al2O₃ 3CaO . Al2O₃ 3CaO . SiO₂ 2CaO . SiO₂ 5CaO . 3 Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics There are one octahedral void and __________ tetrahedral void in the closest packing of atoms. None of these Two Three One None of these Two Three One ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Thermal efficiency of an internal combustion engine is around __________ percent. 80 35 65 8 80 35 65 8 ANSWER DOWNLOAD EXAMIANS APP