 
			 
			MCQOPTIONS
 Saved Bookmarks
				This section includes 13 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 dielectric baker systems, cement plates are normally used for supporting the cores. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 2. | The process of making green sand cores generally consumes much time as compared to that of dry sand cores. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 3. | In dielectric core baker system, a metal used generally requires a low value of K (dielectric constant of material) | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 4. | IN_DIELECTRIC_BAKER_SYSTEMS,_CEMENT_PLATES_ARE_NORMALLY_USED_FOR_SUPPORTING_THE_CORES.?$ | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 5. | The process of making green sand cores generally consumes much time as compared to that of dry sand cores? | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 6. | In dielectric core baker system, metal used generally requires a low value of K (dielectric constant of material) | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 7. | How much percentage of water or moisture is contained by green sand cores? | 
| A. | 5% | 
| B. | 10% | 
| C. | 20% | 
| D. | 40% | 
| Answer» B. 10% | |
| 8. | It is not possible to bake dry sand cores by dielectric core bakers. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 9. | Core finishing also includes a coating of refractory materials on cores to protect them. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 10. | After baking of cores in dielectric core bakers, they can be directly used in the moulding box. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 11. | For small cores mass production, dielectric core bakers can be preferred over continuous type ovens used for baking cores. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 12. | Dielectric core bakers are faster in operation and have good control of maintaining the temperature. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 13. | In dielectric core baker, several metallic plates are used for supporting the cores in the system. | 
| A. | True | 
| B. | False | 
| Answer» C. | |