Q241
Open question__________ shaped roof is most commonly used for cylindrical tanks.
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Chemical Engineering · all questionsProcess Equipment And Plant Design
Process Equipment And Plant Design
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Q242
Open questionThe shell side pressure drop in a shell and tube heat exchanger is maximum for __________ baffle.
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Q243
Open questionBubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm.
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Q244
Open questionAccidents in chemical plants are mostly due to
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Q245
Open questionCommercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height.
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Q246
Open questionIn a __________ rivetted joint, the number of rivets decreases from the innermost row to the outermost row.
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Q247
Open questionSteam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation
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Q248
Open questionThe practical representative values of HETP for a number of commercial operations lies within a range of __________ metre.
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Q249
Open questionPick out the wrong statement.
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Q250
Open questionPick out the wrong statement pertaining to the design of a basket type evaporator.
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Q251
Open questionThe operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing.
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Q252
Open questionIn packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing.
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Q253
Open questionIn perforated plate towers, the
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Q254
Open questionA forced circulation long tube vertical evaporator as compared to the natural circulation evaporator
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Q255
Open questionJoint efficiency (J) for a seamless pipe is
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Q256
Open questionThe equivalent diameter for fluid flow through a channel of constant non-circular cross section of area 'A' is given by (where, P = perimeter of the channel in contact with the fluid)
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Q257
Open questionThe main purpose of providing stepping on the trays is to
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Q258
Open questionHeat transfer co-efficient for a horizontal condenser as compared to a vertical condenser operating under similar conditions is
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Q259
Open questionSlope of countercurrent flow rotary drier is in the range of __________ meter/metre.
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Q260
Open questionFlanges are connected to pipes by
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