MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Food Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How does the solubility of carbon-di-oxide in coke increase when it is subjected to high pressure? |
| A. | Interfacial area increases |
| B. | Pressure drop decreases |
| C. | It shifts the equilibrium to a higher side |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 2. |
To increase the solubility of carbon-di-oxide in coke, it is subjected to high pressure. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Statement 1: Packed towers are used for physical absorption.Statement 2: Agitated vessels are used for physical absorption. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» B. True, True | |
| 4. |
Which of the following statements is correct with respect to gas absorption? |
| A. | Sufficient contact time plays an important role in absorption |
| B. | Adequate contact area plays an important role in absorption |
| C. | Contact time becomes irrelevant after equilibrium and only the interfacial area plays a crucial role |
| D. | All of the mentioned |
| Answer» E. | |
| 5. |
_____ gives the relationship between the concentration of gas entering stage n and concentration of liquid leaving stage n. |
| A. | Equilibrium curve |
| B. | Operating line |
| C. | Equilibrium line |
| D. | None of the mentioned |
| Answer» C. Equilibrium line | |
| 6. |
Statement 1: Vapor phase is always more of volatile components.Statement 2: Liquid phase is always more of high boiling point liquids. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |
| 7. |
Statement 1: Rectification involves the liquid and vapors to pass a cascade of stages.Statement 2: In rectification, both heat and mass transfer takes place till equilibrium is reached. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |
| 8. |
Statement 1: Distillation is not used very widely in the food industry.Statement 2: Steam distillation can be done when the volatile component is not miscible in water. |
| A. | True, False |
| B. | True, True |
| C. | False, False |
| D. | False, True |
| Answer» C. False, False | |