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 Minimum 0 1 ∞ Minimum 0 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice 0.6-0.8 times Equal to 2 ft irrespective of (for column > 3 ft diameter) Twice 0.6-0.8 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Nominal size of a pipe is an indication of its __________ diameter. Outer Inner Approximate None of these Outer Inner Approximate None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a basket type evaporator. It is used for high viscosity liquor having large rate of scaling Downtake is formed by the annular space between the bundle and the shell The tube bundle is suspended on bracket There is no central downtake It is used for high viscosity liquor having large rate of scaling Downtake is formed by the annular space between the bundle and the shell The tube bundle is suspended on bracket There is no central downtake ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If 'D' is the inside diameter of the shell of a shell and tube heat exchanger, then the baffle spacing is usually in the range of None of these D/5 or minimum 2" to D D/5 or minimum 2" to 5D D/2 or minimum 2" to 5D None of these D/5 or minimum 2" to D D/5 or minimum 2" to 5D D/2 or minimum 2" to 5D ANSWER DOWNLOAD EXAMIANS APP