Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always 1 < 1 Equal to the order of reaction >1 1 < 1 Equal to the order of reaction >1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To keep the power input constant for a stirred vessel operating under fully developed turbulent flow conditions (constant power number), if the impeller diameter is increased by 20%, the impeller speed should be decreased by a factor of (1.2)3/5 (1.2)3/2 (1.2)2/3 (1.2)5/3 (1.2)3/5 (1.2)3/2 (1.2)2/3 (1.2)5/3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop. 50 25 75 150 50 25 75 150 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 Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Larger dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Smaller dia vessel Larger dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Smaller dia vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 1.2 to 3.8 cms is the value of the All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Downcomer liquid seal in case of a balanced tray design Skirt clearance for bubble caps All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Downcomer liquid seal in case of a balanced tray design Skirt clearance for bubble caps ANSWER DOWNLOAD EXAMIANS APP
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