Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases. Fixed charges initially Vapour & liquid load both Running cost of cooling water for condenser Running cost of steam for reboiler Fixed charges initially Vapour & liquid load both Running cost of cooling water for condenser Running cost of steam for reboiler ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its Low cost High film co-efficient Non-corrosive condensate High latent heat Low cost High film co-efficient Non-corrosive condensate High latent heat ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 3.5 1.25 1.75 2.5 3.5 1.25 1.75 2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube height in a calendria type evaporator is normally less than __________ metres. 5.5 2 3.5 1 5.5 2 3.5 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In common bubble cap distillation column design practice, riser area is approximately equal to (where, Aa = Annular passage area, and Sa = Slot area) Aa = Sa Aa = 1.5 Sa Sa = 1.5 Aa 1.2 Aa = 1.2 Sa Aa = Sa Aa = 1.5 Sa Sa = 1.5 Aa 1.2 Aa = 1.2 Sa ANSWER DOWNLOAD EXAMIANS APP
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