Process Equipment and Plant Design The slope of the feed line in distillation opeartion is given by (where, q = fraction of the feed stream that is liquid.) -q/(q-1) -q None of these -q/(1-q) -q/(q-1) -q None of these -q/(1-q) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre. 1.2-1.5 0.4-0.9 0.2-0.5 0.1-0.2 1.2-1.5 0.4-0.9 0.2-0.5 0.1-0.2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. nth 1.5 nth 0.5 nth (1/n)th nth 1.5 nth 0.5 nth (1/n)th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Mc Cable Thiele method used for finding theoretical stages in a distillation column assumes that the Liquid/vapor loading across the column remains constant Trouton's rule is applicable All of these Sensible heat differences are small, because the temperature changes from tray to tray is small Liquid/vapor loading across the column remains constant Trouton's rule is applicable All of these Sensible heat differences are small, because the temperature changes from tray to tray is small ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.1 to 1.5 2.2 to 2.6 1.6 to 2 2.7 to 3 1.1 to 1.5 2.2 to 2.6 1.6 to 2 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
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