Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 4 43832 2 43834 4 43832 2 43834 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 750 650 450 250 750 650 450 250 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of the seive tray column is determined by the Lower limit of vapour velocity Height of the plate spacing Upper limit of the vapour velocity Hole diameter of the seive tray Lower limit of vapour velocity Height of the plate spacing Upper limit of the vapour velocity Hole diameter of the seive tray ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The necessary wall thickness for a metallic storage vessel is a function of the All of these Operating pressure and welding/joint efficiency Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature All of these Operating pressure and welding/joint efficiency Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Heat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is About 3 times Same About 0.33 times Less About 3 times Same About 0.33 times Less 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. Running cost of steam for reboiler Running cost of cooling water for condenser Vapour & liquid load both Fixed charges initially Running cost of steam for reboiler Running cost of cooling water for condenser Vapour & liquid load both Fixed charges initially ANSWER DOWNLOAD EXAMIANS APP
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