MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Foundry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Pressure die casting is used for high volume production because ____________ |
| A. | High maintenance |
| B. | Costly machinery |
| C. | Complex dies |
| D. | All of the mentioned |
| Answer» E. | |
| 2. |
Low melting point alloys can be cast in the cold chamber pressure die casting. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
______________ pressure is recommended in the cold chamber process. |
| A. | High |
| B. | Low |
| C. | Medium |
| D. | Room temperature |
| Answer» B. Low | |
| 4. |
__________ are useful in cold chamber machines. |
| A. | Riser |
| B. | Gates |
| C. | Ladles |
| D. | Shell |
| Answer» D. Shell | |
| 5. |
Air injection processes can be used for __________ |
| A. | Iron |
| B. | Scandium |
| C. | Zinc |
| D. | Argon |
| Answer» D. Argon | |
| 6. |
In hot chamber machine, the melting unit constitutes and integral part. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
The Gooseneck mechanism is more efficient than the plunger mechanism. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
The pressure is maintained in the mould till the casting is solidified. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Gooseneck injection type mechanism is ___________ chamber mechanism. |
| A. | Hot |
| B. | Cold |
| C. | Temperature Independent |
| D. | Room temperature |
| Answer» B. Cold | |
| 10. |
The pressure is obtained by which of the following methods in pressure die castings? |
| A. | Mechanical |
| B. | Hydraulic |
| C. | Pneumatic |
| D. | Electromagnetic |
| Answer» C. Pneumatic | |