MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Is boiling point a physical property? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What is the alternative name for boiling point elevation? |
| A. | Vapor pressure lowering |
| B. | Vapor pressure elevation |
| C. | Latent heat |
| D. | Entropy |
| Answer» B. Vapor pressure elevation | |
| 3. |
Which of the following are factors that regulate the boiling point of the solute? |
| A. | Concentration of solute in the solution |
| B. | Concentration of solvent |
| C. | Type of solute |
| D. | Type of solvent |
| Answer» B. Concentration of solvent | |
| 4. |
Which liquid has lowest boiling point? |
| A. | Helium |
| B. | Water |
| C. | Ethanol |
| D. | Nitrogen |
| Answer» B. Water | |
| 5. |
Can the boiling point be reduced below the triple point? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
How does boiling point depend on pressure? |
| A. | Directly proportional |
| B. | Indirectly proportional |
| C. | Not dependent |
| D. | Depends on the solute |
| Answer» B. Indirectly proportional | |
| 7. |
What is the boiling point of sugar? |
| A. | 1,465 C |
| B. | 100 C |
| C. | 102.82 C |
| D. | 78.37 C |
| Answer» D. 78.37 C | |
| 8. |
What is boiling point elevation constant of water? |
| A. | 5.12 C/m |
| B. | 51.2 C/m |
| C. | 0.512 C/m |
| D. | 0.0512 C/m |
| Answer» D. 0.0512 C/m | |
| 9. |
Why does boiling point elevation occur? |
| A. | Due to addition of solute |
| B. | Due to addition of solution |
| C. | Due to change in humidity |
| D. | Due to change in pressure |
| Answer» B. Due to addition of solution | |
| 10. |
Which law governs theboiling point elevation in evaporators? |
| A. | Rauolt s law |
| B. | Boyle s law |
| C. | Charle s law |
| D. | Duhring s law |
| Answer» E. | |