MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Mass Transfer knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In extract, the usage of solvent should be less. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
For getting rapid absorption rate, low pressure drop and more heat transfer we need? |
| A. | Low viscous solvent |
| B. | More viscous solvent |
| C. | No viscous solvent |
| D. | None of the mentioned |
| Answer» B. More viscous solvent | |
| 3. |
The solvent used in the extraction should be more volatile. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
In absorption operation, the solubility of gas should be high on the solvent. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The separation is possible if the ratio of weight fraction of solute in extract to raffinate is 0.15. Also given the ratio of dilutant in raffinate to extract is 0.5. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Find the separation factor if the ratio of weight fraction of solute in the extract to raffinate is 0.75. Also given the ratio of dilutant in raffinate to extract is 0.5. |
| A. | 1 |
| B. | 1.25 |
| C. | 1.5 |
| D. | 1.75 |
| Answer» D. 1.75 | |
| 7. |
The Azeotropic composition of the solute makes the extraction process economical. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
The viscosity should be high for the solvents using in extraction operation. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
For extraction, the distribution co-efficient should be greater that 1. |
| A. | True |
| B. | False |
| Answer» B. False | |