MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Forming knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Tubes having U shape cannot be manufactured by polymer extrusion process. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Calendering is mostly suited for making PVC. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
In the cable extrusion process, what is the speed of product winding? |
| A. | 40 m/sec |
| B. | 50 m/sec |
| C. | 60 m/sec |
| D. | 70 m/sec |
| Answer» C. 60 m/sec | |
| 4. |
Film extrusion process, best involves film having a thickness below what length? |
| A. | 0.2 mm |
| B. | 0.3 mm |
| C. | 0.4 mm |
| D. | 0.5 mm |
| Answer» E. | |
| 5. |
CALENDERING_IS_MOSTLY_SUITED_FOR_MAKING_PVC.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Tubes_having_U_shape_cannot_be_manufactured_by_polymer_extrusion_process.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
In cable extrusion process, what is the speed of product winding? |
| A. | 40 m/sec |
| B. | 50 m/sec |
| C. | 60 m/sec |
| D. | 70 m/sec |
| Answer» C. 60 m/sec | |
| 8. |
Film extrusion process, best involves film having thickness below what length? |
| A. | 0.2 mm |
| B. | 0.3 mm |
| C. | 0.4 mm |
| D. | 0.5 mm |
| Answer» E. | |
| 9. |
Which of the following is not an application of polymer extrusion? |
| A. | Door insulation seals |
| B. | Chewing gums |
| C. | Cables |
| D. | Circuit boards |
| Answer» E. | |
| 10. |
Which of the following is not an important factor of cooling in extrusion? |
| A. | Reduction in shrinkage |
| B. | Reduction in distortion |
| C. | Ease of adding colours |
| D. | Rate of cooling |
| Answer» D. Rate of cooling | |
| 11. |
How are extruded materials cooled? |
| A. | Water |
| B. | Contact with chilled surface |
| C. | Air |
| D. | Oil |
| Answer» E. | |
| 12. |
Melting section is another name for which section? |
| A. | Feed section |
| B. | Transition section |
| C. | Pumping section |
| D. | Collapse section |
| Answer» C. Pumping section | |
| 13. |
In extrusion process, extra shearing occurs in which part of the system? |
| A. | Feed section |
| B. | Pumping section |
| C. | Collapse section |
| D. | Transition section |
| Answer» C. Collapse section | |
| 14. |
Which of the following material is not used in extrusion? |
| A. | Wax |
| B. | Granules |
| C. | Powder |
| D. | Pellets |
| Answer» B. Granules | |