Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Plug flow Eddy diffusivity = 0 Laminar flow Complete back mixing Plug flow Eddy diffusivity = 0 Laminar flow Complete back mixing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap tray is the most commonly used tray in large distillation column, because It incurs less pressure drop as compared to any other try designed for the same duty It eliminates the foaming and entrain-ment tendency during operation None of these Of its flexibility and nearly constant efficiency under varying conditions of operation It incurs less pressure drop as compared to any other try designed for the same duty It eliminates the foaming and entrain-ment tendency during operation None of these Of its flexibility and nearly constant efficiency under varying conditions of operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of the seive tray column is determined by the Lower limit of vapour velocity Hole diameter of the seive tray Upper limit of the vapour velocity Height of the plate spacing Lower limit of vapour velocity Hole diameter of the seive tray Upper limit of the vapour velocity Height of the plate spacing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering run) would be around 200 5 60 350 200 5 60 350 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a horizontal tube evaporator. Liquor flows inside the tube, while the steam is outside submerging the tube It is unsuitable for concentrating those liquids, which form a scale or deposit salt It is suitable for process, in which the final product is a liquor instead of solid Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres Liquor flows inside the tube, while the steam is outside submerging the tube It is unsuitable for concentrating those liquids, which form a scale or deposit salt It is suitable for process, in which the final product is a liquor instead of solid Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Diagonal square pitch Square pitch Heat transfer rate is independent of tube arrangement Triangular pitch Diagonal square pitch ANSWER DOWNLOAD EXAMIANS APP
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