Q201
Open questionPick out the wrong statement.
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Chemical Engineering · all questionsProcess Equipment And Plant Design
Process Equipment And Plant Design
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Q202
Open questionA perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by
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Q203
Open questionAn adequate clearance between the tray and the shell wall of a distillation column is provided to
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Q204
Open questionBack-trapping in a distillation column results due to
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Q205
Open questionIn a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio.
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Q206
Open questionThe LMTD correction factor (FT) is applied in __________ heat exchangers.
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Q207
Open questionIn condenser, the cooling water is passed in the tube side in a pass arrangement, because
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Q208
Open questionFor identical situation, condensing film coefficient in case of a horizontal condenser is almost __________ the value expected in case of vertical condenser.
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Q209
Open questionIn case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.
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Q210
Open questionCooling water fouling factors vary in the range of 0.001 to 0.003
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Q211
Open questionThe dust collection efficiency of electrostatic precipitator increases with increase in the
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Q212
Open questionIf 'D' is the inside diameter of the shell of a shell and tube heat exchanger, then the baffle spacing is usually in the range of
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Q213
Open questionThe minimum baffle height should be
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Q214
Open questionMovement of pipeline caused by thermal expansion is taken care by providing
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Q215
Open questionWhat is the slope of the operating line in the stripping section of a distillation column?
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Q216
Open questionCorrect use of 'factor of safety' is very important in equipment design. It is defined as the ratio of the
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Q217
Open questionThe minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.
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Q218
Open questionThe minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches.
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Q219
Open questionA head comprises of straight flange section, corner torus, section and central dished section. Crown radius and knuckle radius in a head is related respectively to the
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Q220
Open questionThe clearance between two tubes in a shell and tube heat exchanger is known as 'ligament', whose minimum value is __________ the outside diameter of the tube, but in no case it should be less than 4.5 mm.
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