Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 30° 75° 60° 45° 30° 75° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 15 to 30 40 to 50 55 to 75 5 to 10 15 to 30 40 to 50 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around 5" 50% of the plate spacing 0.5" 2.5" 5" 50% of the plate spacing 0.5" 2.5" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In perforated plate towers, the Hole sizes may be around 1/8" or 3/16" Total hole area may be around 6 to 15% of tower cross-sectional area Pressure drop is less compared is similar bubble cap towers All of these Hole sizes may be around 1/8" or 3/16" Total hole area may be around 6 to 15% of tower cross-sectional area Pressure drop is less compared is similar bubble cap towers All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by Decrease in gas solubility for absorbers All of these An increase in relatived volatility for rectification columns An increase in liquid viscosity Decrease in gas solubility for absorbers All of these An increase in relatived volatility for rectification columns An increase in liquid viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 25 and 60 250 and 600 100 and 250 3 and 5 25 and 60 250 and 600 100 and 250 3 and 5 ANSWER DOWNLOAD EXAMIANS APP