Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases. 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 Fixed charges initially ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter. Five Two Twenty Ten Five Two Twenty Ten ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 28 19 16 38 28 19 16 38 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than geometric mean value Less than arithmetic mean value More than arithmetic mean value Both B & C More than geometric mean value Less than arithmetic mean value More than arithmetic mean value Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a 'thin' pressure vessel, the ratio of its diameter to wall thickness is > 10 30 > 20 < 10 > 10 30 > 20 < 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open globe value may be around 10 75 25 300 10 75 25 300 ANSWER DOWNLOAD EXAMIANS APP
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