MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Separation Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which module is preferred for reverse osmosis operation? |
| A. | Hollow fibre module |
| B. | Plate and frame module |
| C. | Spiral wound module |
| D. | No module is used |
| Answer» D. No module is used | |
| 2. |
What is the alternate feed and permeate regions in plate and frame modules called as? |
| A. | Spacers |
| B. | Stop disk |
| C. | Tie rod |
| D. | Channel |
| Answer» B. Stop disk | |
| 3. |
What is the use of cross flow in plate and frame module? |
| A. | Reduces fouling |
| B. | Reduces loss |
| C. | Reduces efficiency |
| D. | Increases efficiency |
| Answer» B. Reduces loss | |
| 4. |
WHAT_IS_THE_ALTERNATE_FEED_AND_PERMEATE_REGIONS_IN_PLATE_AND_FRAME_MODULES_CALLED_AS??$ |
| A. | Spacers |
| B. | Stop disk |
| C. | Tie rod |
| D. | Channel |
| Answer» B. Stop disk | |
| 5. |
Which_module_is_preferred_for_reverse_osmosis_operation?$ |
| A. | Hollow fibre module |
| B. | Plate and frame module |
| C. | Spiral wound module |
| D. | No module is used |
| Answer» D. No module is used | |
| 6. |
Why is there a chance of fouling in hollow fibre module? |
| A. | Fibres form a bundle and there is little free space |
| B. | High packing density |
| C. | Narrow pores |
| D. | Excessive density of membrane material |
| Answer» B. High packing density | |
| 7. |
What is the packing density of hollow-fibre module? |
| A. | 200 ft<sup>2</sup>/ft<sup>3</sup> |
| B. | 4000 ft<sup>2</sup>/ft<sup>3</sup> |
| C. | 5000 ft<sup>2</sup>/ft<sup>3</sup> |
| D. | 10000 ft<sup>2</sup>/ft<sup>3</sup> |
| Answer» E. | |
| 8. |
What is the life spiral-wound module? |
| A. | 2 months |
| B. | 10years |
| C. | 2-3 years |
| D. | 5-9 years |
| Answer» D. 5-9 years | |
| 9. |
Which membrane module represents a spiral heat exchanger? |
| A. | Plate and frame module |
| B. | Spiral wound module |
| C. | Hollow fibre module |
| D. | No module exists |
| Answer» C. Hollow fibre module | |
| 10. |
What is the packing density of spiral-wound module? |
| A. | 100ft<sup>2</sup>/ft<sup>3</sup> |
| B. | 200 m<sup>2</sup>/m<sup>3</sup> |
| C. | 400 m<sup>2</sup>/m<sup>3</sup> |
| D. | 1000 m<sup>2</sup>/m<sup>3</sup> |
| Answer» B. 200 m<sup>2</sup>/m<sup>3</sup> | |
| 11. |
What is the packing density of plate and frame module? |
| A. | 100-400m<sup>2</sup>/m<sup>3</sup> |
| B. | 500-100m<sup>2</sup>/m<sup>3</sup> |
| C. | 200-400 m<sup>2</sup>/m<sup>3</sup> |
| D. | 500-1000 m<sup>2</sup>/m<sup>3</sup> |
| Answer» B. 500-100m<sup>2</sup>/m<sup>3</sup> | |
| 12. |
What is the use of cross flow in plate and frame module? |
| A. | Reduces fouling |
| B. | Reduces loss |
| C. | Reduces efficiency |
| D. | Increases efficiency |
| Answer» B. Reduces loss | |
| 13. |
What is a membrane module? |
| A. | A membrane module is a representation of the type of pores in a membrane |
| B. | A membrane module is a unit housing the membrane |
| C. | A membrane is representation of an ideal membrane |
| D. | A membrane module is representation of the concentration changes during separation |
| Answer» C. A membrane is representation of an ideal membrane | |