Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 18 34 12 6 18 34 12 6 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following types of reactors is the safest from operation point of view? A liquid phase reactor A vapor phase reactor A liquid phase catalytic reactor Pot type reactor A liquid phase reactor A vapor phase reactor A liquid phase catalytic reactor Pot type reactor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Large process vessels operating under extreme temperature and pressure conditions are normally clad/ lined with materials like stainless steel, aluminium, nickel & its alloys, copper & its alloys and titanium. The cladding thickness is generally about __________ percent of the total thickness. 30 to 40 10 to 20 40 to 50 1 to 5 30 to 40 10 to 20 40 to 50 1 to 5 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 inner surface At the mid thickness of the cylindrical wall At the outer surface None of these At the inner surface At the mid thickness of the cylindrical wall At the outer surface None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 0.5 to 1 1 to 1.5 2 to 2.5 1.5 to 2 0.5 to 1 1 to 1.5 2 to 2.5 1.5 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the slope of the operating line in the rectifying section of a distillation coloumn? ∞ > 1 ∞ > 1 ANSWER DOWNLOAD EXAMIANS APP
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