Process Equipment and Plant Design Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor. 30-35 43961 35-40 15-20 30-35 43961 35-40 15-20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An adequate clearance between the tray and the shell wall of a distillation column is provided to Drain the liquid from the tray when the unit is not in operation Avoid back-trapping None of these Allow for thermal expansion and facilitate installation Drain the liquid from the tray when the unit is not in operation Avoid back-trapping None of these Allow for thermal expansion and facilitate installation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Theoretically calculated diameter of the stripping section of the continuous rectification column is __________ that of the enriching section. Less than More than Same as Either more or less (depending upon relative volatility) Less than More than Same as Either more or less (depending upon relative volatility) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/20th 1/10th 1/50th 1/30th 1/20th 1/10th 1/50th 1/30th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the 'tube pitch' is defined as the O.D. of the tube for square pitch Shortest distance between two adj acent tube holes None of these Shortest centre to centre distance between adjacent tubes O.D. of the tube for square pitch Shortest distance between two adj acent tube holes None of these Shortest centre to centre distance between adjacent tubes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pipe is generally made of circular cross-section, because a circular cross-section has the Lowest surface area requirement for a given volume Both A & B Higher structural strength None of these Lowest surface area requirement for a given volume Both A & B Higher structural strength None of these ANSWER DOWNLOAD EXAMIANS APP
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