Process Equipment and Plant Design Baffles may be eliminated for None of these High viscosity liquids (> 600 poise) Low viscosity liquids (< 200 poise) Large diameter tanks None of these High viscosity liquids (> 600 poise) Low viscosity liquids (< 200 poise) Large diameter tanks ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed 5" 0.5" -1.25" Half the tray spacing 2"-3.5" 5" 0.5" -1.25" Half the tray spacing 2"-3.5" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a 'thin' pressure vessel, the ratio of its diameter to wall thickness is > 20 > 10 30 < 10 > 20 > 10 30 < 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the All of these Greater cost for the condenser coolant Lower fixed charges for the column Greater cost for the reboiler heat supply All of these Greater cost for the condenser coolant Lower fixed charges for the column Greater cost for the reboiler heat supply ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Ratio of tube length to shell diameter for a shell and tube heat exchanger is 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers Both B & C < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers Both B & C < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of 40° 20° 60° 80° 40° 20° 60° 80° ANSWER DOWNLOAD EXAMIANS APP
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