EXAMIANS
Correct use of 'factor of safety' is very important in equipment design. It is defined as the ratio of the
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Friction factor for turbulent flow in a new pipe is given by
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Floating head heat exchangers are used for the
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For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft³/sec.ρ = fluid density, lb/ft³ μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches)
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Liquid gradient over the tray results due to the
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Back-trapping in a distillation column results due to
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Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure?
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It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than
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In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter.
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In distillation columns, bubble caps are held in place over trays by
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