Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 6 34 18 12 6 34 18 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to ∞ 2 1 20.8 ∞ 2 1 20.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure? At the outer surface None of these At the mid thickness of the cylindrical wall At the inner surface At the outer surface None of these At the mid thickness of the cylindrical wall At the inner surface ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Rivets are generally specified by the Overall length Shank diameter None of these Head diameter Overall length Shank diameter None of these Head diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is Same Less More More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein Same Less More More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein ANSWER DOWNLOAD EXAMIANS APP