Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the All of these Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Liquor is inside the tube while the steam is outside the tube All of these Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Liquor is inside the tube while the steam is outside the tube ANSWER DOWNLOAD EXAMIANS APP
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 In actual operation of distillation column, the vapour is not distributed uniformly among the bubble caps, primarily because of the Small downcomer liquid seal Lower skirt clearance Liquid gradient on the tray Lower static submergence Small downcomer liquid seal Lower skirt clearance Liquid gradient on the tray Lower static submergence 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 1.5 to 2 2 to 2.5 1 to 1.5 0.5 to 1 1.5 to 2 2 to 2.5 1 to 1.5 0.5 to 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A rivetted joint does not fail by __________ of rivets. None of these Shearing Tearing Tearing of the plate across a row None of these Shearing Tearing Tearing of the plate across a row ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Strength of the vessel is same irrespective of the diameter Smaller dia vessel Larger dia vessel Larger dia long vessel Strength of the vessel is same irrespective of the diameter Smaller dia vessel Larger dia vessel Larger dia long vessel ANSWER DOWNLOAD EXAMIANS APP
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