Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.6 to 2 1.1 to 1.5 2.2 to 2.6 2.7 to 3 1.6 to 2 1.1 to 1.5 2.2 to 2.6 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Any shell opening greater than 5 cms for a storage tank must be reinforced for reason of Making the joint leak proof Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction None of these Making the joint leak proof Preventing the local overstressing of the shell around the opening Reduction of discontinuity in shape at the junction None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Speed of industrial paddle agitator ranges from __________ rpm. 1 to 5 1000 to 2000 20 to 100 500 to 750 1 to 5 1000 to 2000 20 to 100 500 to 750 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in gas flow rate to fabric surface area ratio (Nm³/hr/m² fabric surface area), the size & the cost of a bag filter Decreases Remain unaffected Increases None of these Decreases Remain unaffected Increases None of these 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. 1/10-1/15th 1/2 to 1/4th 1/20-1/30th 1/5-1/10th 1/10-1/15th 1/2 to 1/4th 1/20-1/30th 1/5-1/10th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid gradient over the tray results due to the Large reflux ratio Low gas velocity Large plate spacing Resistance offered to flow of liquids by caps & risers and the flow of gas Large reflux ratio Low gas velocity Large plate spacing Resistance offered to flow of liquids by caps & risers and the flow of gas ANSWER DOWNLOAD EXAMIANS APP