Process Equipment and Plant Design Value of Peclet number = 0, is the representative of Eddy diffusivity = 0 Laminar flow Plug flow Complete back mixing Eddy diffusivity = 0 Laminar flow Plug flow Complete back mixing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 20.8 2 ∞ 1 20.8 2 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Diagonal square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch Diagonal square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Square pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds. 80 180 1 8 80 180 1 8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line) S₁.S₂ S₁/S₂ S₂/S₁ 1/S₁.S₂ S₁.S₂ S₁/S₂ S₂/S₁ 1/S₁.S₂ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the slope of the operating line in the stripping section of a distillation column? > 1 < 1 ? > 1 < 1 ? ANSWER DOWNLOAD EXAMIANS APP
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