Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/10th 1/50th 1/20th 1/30th 1/10th 1/50th 1/20th 1/30th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 43835 20-40 100-150 1000-1500 43835 20-40 100-150 1000-1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In inclined long tube vertical evaporators, the tubes are inclined at an angle of 15° 60° 90° 45° 15° 60° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 7 < 15 < 7 < 30 > 20 < 50 > 7 < 15 < 7 < 30 > 20 < 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always More than geometric mean value Less than arithmetic mean value Both B & C More than arithmetic mean value More than geometric mean value Less than arithmetic mean value Both B & C More than arithmetic mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a basket type evaporator. The tube bundle is suspended on bracket There is no central downtake Downtake is formed by the annular space between the bundle and the shell It is used for high viscosity liquor having large rate of scaling The tube bundle is suspended on bracket There is no central downtake Downtake is formed by the annular space between the bundle and the shell It is used for high viscosity liquor having large rate of scaling ANSWER DOWNLOAD EXAMIANS APP
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