Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 2.5 to 4.0 10 to 15 0.5 to 1.5 5 to 10 2.5 to 4.0 10 to 15 0.5 to 1.5 5 to 10 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. Vapour & liquid load both Running cost of steam for reboiler Running cost of cooling water for condenser Fixed charges initially Vapour & liquid load both Running cost of steam for reboiler Running cost of cooling water for condenser Fixed charges initially ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Scale up problem in design based on the similarity concept takes into account __________ similarity. Kinematic All of these Dynamic Geometrical Kinematic All of these Dynamic Geometrical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffle spacing is generally __________ the I.D. of the shell. Not less than one fifth of More than Both B and C Not greater than Not less than one fifth of More than Both B and C Not greater than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference Is always less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value Is always less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the geometric mean value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always less than arithmetic average value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ liquor is best handled in a long tube vertical evaporator. Viscous Scaling Foamy Salting Viscous Scaling Foamy Salting ANSWER DOWNLOAD EXAMIANS APP
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