Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant All of these Greater cost for the reboiler heat supply Lower fixed charges for the column Greater cost for the condenser coolant All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ H.ρ/L ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Rate of filtrate delivery is inversely proportional to the Viscosity of filtrate Filtering area & the pressure difference driving force Both A & B Cake & filter medium resistance Viscosity of filtrate Filtering area & the pressure difference driving force Both A & B Cake & filter medium resistance ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A certain pressure vessel manufacturer avoids doing reinforcements calculations for openings by always providing a reinforcing pad extending upto double the diameter of the opening and of the same material and thickness as that of the shell wall. If area compensation is accepted as a code guideline, his approach leads to safe design Only if the opening is on spherical vessel Irrespective of the shape of the vessel Only if the opening is on a vertical cylinderical vessel Only if the opening is on a horizontal cylinderical vessel Only if the opening is on spherical vessel Irrespective of the shape of the vessel Only if the opening is on a vertical cylinderical vessel Only if the opening is on a horizontal cylinderical vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thermal stress in a metallic bar does not depend upon the Neither A nor B Both A & B Cross-sectional area Changes in temperature Neither A nor B Both A & B Cross-sectional area Changes in temperature ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In distillation columns, bubble caps are held in place over trays by A hold down bar Rivets Bolts Both B and C A hold down bar Rivets Bolts Both B and C ANSWER DOWNLOAD EXAMIANS APP