Related Questions

In a distillation operation, what is the effect of the temperature of the reflux stream (given below) on the condenser and reboiler loads? Reflux conditions:
(i) Reflux stream is completely liquid and is at its bubble point.
(ii) Reflux stream is below its bubble point.
An aqueous solution of methanol is to be distilled in a tray column. High pressure steam is available as a source of heat. For a given reflux ratio and overhead composition, two options are being explored; (i) a reboiler is used and (ii) no reboiler is used but steam is fed directly to the bottom of the column. As compared to option (i), in option (ii)
Impact loads are equal to the sum of the magnitude of the loads actually caused and the magnitude if the loads had they been dead loads. State whether this statement is true or false.
In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio.
Find the flow rate of liquid entering into the enriching section if the internal reflux ratio is 1.5 times min. Given minimum reflux ratio is 0.95 and the gas flow rate is 35 mol/hr.
If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm.
Which one of the following reboiler is a thermosyphon reboiler?
The boiling occurs inside the tubes in ___________ thermosyphon reboiler and inside shell in ____________ thermosyphon reboiler.
Kettle reboiler is also called a ___________ reboiler.
Which of the following statements are true/false?
1. A minimum rate of wages for the time spent by employees for the production of output is minimum time rate.
2. Minimum piece rate is the rate based on the quantity of the output employees have produced.
3. The guaranteed time rate is a minimum rate of remuneration to apply in the case of employees employed on piece work for the purpose of securing to such employees a minimum rate of wages on a time work basis.
4. A minimum rate of remuneration to apply in the case of employees employed on piece work for the purpose of securing to such employees a minimum rate of wages on a time work basis is overtime rate.