MCQOPTIONS
Saved Bookmarks
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. |
THE_ADHESIVENESS_AND_COHESIVENESS_ARE_THE_SAME_PROPERTIES_OF_THE_MOLDING_SAND.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Flow ability increases with increase in the green strength.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Which of the following is the most important property of the molding sand in cores? |
| A. | Dry Strength |
| B. | Green strength |
| C. | Collapsibility |
| D. | Cohesiveness |
| Answer» D. Cohesiveness | |
| 4. |
Binding property of the sand increases because of the ____________ property. |
| A. | Cohesiveness |
| B. | Collapsibility |
| C. | Flow ability |
| D. | Permeability |
| Answer» B. Collapsibility | |
| 5. |
The _______________ property ensures the removal of excess sand in the mould box. |
| A. | Adhesiveness |
| B. | Cohesiveness |
| C. | Green strength |
| D. | Compressive strength |
| Answer» B. Cohesiveness | |
| 6. |
Molding sand can withstand chemical reactions on it and prove it to be beneficial for the casting formation. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
The _______ is responsible for the impact strength in the molding sand. |
| A. | Aggregates |
| B. | Refractoriness |
| C. | Impurities |
| D. | Permeability |
| Answer» B. Refractoriness | |
| 8. |
The size of the sand particles in the molding sand is the biggest. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following is not used for the formation of the molding sand? |
| A. | Silica Sand |
| B. | Binders |
| C. | Additives |
| D. | Coal |
| Answer» E. | |
| 10. |
In order the get a smooth casting, the size of the sand particles should be _________ |
| A. | Coarse |
| B. | Fine |
| C. | Moderate |
| D. | Large |
| Answer» C. Moderate | |