EXAMIANS
In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds.
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The LMTD correction factor (FT) is defined as the
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Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor.
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Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from
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Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to
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Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is
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In a bag filter, the pressure drop increases directly as the
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The 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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The value of fouling factor depends upon the
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Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around
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