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. |
What is rate of filtration? |
| A. | Pressure of filtrate per unit volume |
| B. | Volume of filtrate collected per unit time |
| C. | Pressure of filtrate per unit time |
| D. | Volume of solution per unit time |
| Answer» C. Pressure of filtrate per unit time | |
| 2. |
What is the relationship between concentration and filtrate volume? |
| A. | Directly proportional |
| B. | Indirectly proportional |
| C. | Equal |
| D. | Does not depend |
| Answer» C. Equal | |
| 3. |
Does viscosity affect filtration? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Which of the following is not the factor that controls the rate of filtration? |
| A. | Particle Size of Solids. |
| B. | Ratio of slimes to coarser particles. |
| C. | Temperature |
| D. | Feed solids concentration. |
| Answer» D. Feed solids concentration. | |
| 5. |
What is constant rate filtration? |
| A. | Q=dV/dt is kept constant |
| B. | Q=dt/dV is kept constant |
| C. | Q=dp/dt is kept constant |
| D. | Q=dp/dV is kept constant |
| Answer» B. Q=dt/dV is kept constant | |
| 6. |
What is the demerit of increase in filtrate volume during filtration? |
| A. | Solvent recovery |
| B. | Time consumption |
| C. | Efficiency |
| D. | Power consumption |
| Answer» B. Time consumption | |
| 7. |
What is the relationship between temperature and filtrate volume? |
| A. | Directly proportional |
| B. | Indirectly proportional |
| C. | Equal |
| D. | Does not depend |
| Answer» B. Indirectly proportional | |
| 8. |
What law is applicable when the flow rate is laminar? |
| A. | Poiseuille’s law |
| B. | Newton’s law |
| C. | Gauss’s law |
| D. | Dalton’s law |
| Answer» B. Newton’s law | |
| 9. |
How does the increase in filter cake affect the flow rate? |
| A. | Increase then decrease |
| B. | Increase |
| C. | Decrease |
| D. | Does not depend |
| Answer» C. Decrease | |
| 10. |
How is flow rate calculated? |
| A. | Driving force + total resistance |
| B. | Driving force – total resistance |
| C. | Driving force x total resistance |
| D. | Driving force / total resistance |
| Answer» E. | |