Optimum reflux ratio in a continuous distillation column is determined by the

Optimum reflux ratio in a continuous distillation column is determined by the Correct Answer Total cost consideration (fixed cost of the column plus the cooling water & steam cost)

Bissoy MCQ

Related Questions

In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio.
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.
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.
Consider the following Column A and Column B in which the names of microorganisms are given in Column A and the groups to which they belong are given in Column B: Column A Column B (a) Aspergillus (i) Algae (b) Lactobacillus (ii) Bacteria (c) Paramecium (iii) Fungi (d) Spirogyra (iv) Protozoa   (v) Virus The correct match of the items of Column A with that of Column B is
In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as
In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as
In the following question, two columns are given containing three phrases each. In the first column phrases are A, B, and C and in the second column, the phrases are D, E, and F. A phrase from the first column may or may not connect with phrase from the second column to make grammatically and contextually correct sentence. There are five options, four of which display the sequence(s) in which the phrases can be joined to form a grammatically and contextually correct sentence. If none of the options forms a correct sentence after combination, select ‘None of these’ as your answer.  Column 1  Column 2  A. Coal is the world's most harmful fuel and ending its use is seen as a necessary step by environmentalists  D. while the text is endorsed quickly by the world leaders who were determined to respond strongly to the incident.  B. The UN health agency has consistently called for vaccines to be distributed evenly around the world  E. even though a guarantee by rich countries to deliver on previous promises to help poorer nations cope with climate change.  C. Vultures not only keep our environment free of   F. carcasses but help control outbreaks of several diseases.
Consider the following statements for Euler’s equation to find the critical load of a column : 1. Critical load of a column is proportional to the flexural rigidity. 2. Critical load of a column depends upon yield stress. 3. Critical load of a column is inversely proportional to the length of the column. 4. Critical load of a column is inversely proportional to the square of the length of the column. Which of the above statements are correct?
The reflux to a distillation column is 100 moles/hr, when the overhead product rate is 50 moles/hr. The reflux ratio is
In the following question, 2 columns are given containing three phrases/ sentence each. In the first column sentences A, B, C and in the second column D, E, F are given. A sentence from the first column may or may not connect with another sentence/ phrase from the second column to make a grammatically and contextually correct sentence. Each question has five options, four of which display the sequences of the sentences. If none of the above is the answer, then mark option (e) as the answer.  Column 1  Column 2  A. There is no country in the world  D. to maintain the nitrogen calcium ratio  B. The Prime Minister said on Monday  E. that has not suffered from terrorism  C. As the results were out  F. culture is deprived