Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Leads to high tray efficiency Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency Results in higher pressure drop per tray Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In condenser, the cooling water is passed in the tube side in a pass arrangement, because More thinner tubes can be used It makes condenser compact It reduces heat transfer area Pressure drop is reduced More thinner tubes can be used It makes condenser compact It reduces heat transfer area Pressure drop is reduced ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of distillation column, the vapour is not distributed uniformly among the bubble caps, primarily because of the Lower static submergence Lower skirt clearance Small downcomer liquid seal Liquid gradient on the tray Lower static submergence Lower skirt clearance Small downcomer liquid seal Liquid gradient on the tray ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/5-1/10th 1/20-1/30th 1/2 to 1/4th 1/10-1/15th 1/5-1/10th 1/20-1/30th 1/2 to 1/4th 1/10-1/15th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is 1 0 Minimum ∞ 1 0 Minimum ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Pressure/pressure fluctuation Noise Temperature Turbulence Pressure/pressure fluctuation Noise Temperature Turbulence ANSWER DOWNLOAD EXAMIANS APP
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