MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In pressure die castings, production rate is low. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Up to what thickness can the sections be casted? |
| A. | 0.3mm |
| B. | 0.4mm |
| C. | 0.5mm |
| D. | 0.6mm |
| Answer» D. 0.6mm | |
| 3. |
Up to what tolerances can pressure die casting be possible? |
| A. | 0.067mm |
| B. | 0.076mm |
| C. | 0.025mm |
| D. | 0.052mm |
| Answer» C. 0.025mm | |
| 4. |
Which of the following is not counted among the limitations of pressure die casting? |
| A. | Only small parts can be produced |
| B. | High cost |
| C. | Low scale production |
| D. | Castings are porous |
| Answer» D. Castings are porous | |
| 5. |
In hot chamber die casting, before the end of the stroke, what uncovers the port? |
| A. | Injector |
| B. | Plunger |
| C. | Burning flame |
| D. | Die cavity |
| Answer» C. Burning flame | |
| 6. |
In cold chamber die casting, what is the maximum pressure that can be applied? |
| A. | 500 kg/cm<sup>2</sup> |
| B. | 1000 kg/cm<sup>2</sup> |
| C. | 1500 kg/cm<sup>2</sup> |
| D. | 2000 kg/cm<sup>2</sup> |
| Answer» E. | |
| 7. |
In cold chamber die casting, what is the minimum pressure that can be applied? |
| A. | 140 kg/cm<sup>2</sup> |
| B. | 180 kg/cm<sup>2</sup> |
| C. | 150 kg/cm<sup>2</sup> |
| D. | 200 kg/cm<sup>2</sup> |
| Answer» E. | |
| 8. |
Alloys of which of the following metal is not used for hot chamber die casting? |
| A. | Tin |
| B. | Lead |
| C. | Zinc |
| D. | Iron |
| Answer» E. | |
| 9. |
What is the maximum pressure, which can be applied in a pressure die casting? |
| A. | 4530 kg/cm<sup>2</sup> |
| B. | 4980 kg/cm<sup>2</sup> |
| C. | 5000 kg/cm<sup>2</sup> |
| D. | 5100 kg/cm<sup>2</sup> |
| Answer» D. 5100 kg/cm<sup>2</sup> | |
| 10. |
In pressure die casting, what is the minimum pressure that can be applied? |
| A. | 50 kg/cm<sup>2</sup> |
| B. | 60 kg/cm<sup>2</sup> |
| C. | 70 kg/cm<sup>2</sup> |
| D. | 80 kg/cm<sup>2</sup> |
| Answer» D. 80 kg/cm<sup>2</sup> | |