MCQOPTIONS
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MCQOPTIONS
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. |
Rotary furnaces are not suitable for large sized foundries in the production of castings. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Gas reverberatory furnaces are mostly used for melting the ferrous materials for the production of castings. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Resistance furnace is a furnace that uses fuel gases like propane, acetylene or natural gas. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
ROTARY_FURNACES_ARE_NOT_SUITABLE_FOR_LARGE_SIZED_FOUNDRIES_IN_THE_PRODUCTION_OF_CASTINGS.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Gas reverberatory furnaces are mostly used for melting the ferrous materials for the production of castings? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Resistance furnace is a furnace which uses fuel gases like propane, acetylene or natural gas. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Induction melting is very sensitive to the quality of materials as compared to the cupola or electric arc melting furnaces. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Heat transfer in furnaces takes place only through the convection mode of heat transfer. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
It is always advisable to have negligible amount of sulphur in the solid fuels used in the furnace. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Which of the following furnaces is mainly used for re-melting the steel metal? |
| A. | Blast furnace |
| B. | Electric arc furnace |
| C. | Rotary furnace |
| D. | Cupola furnace |
| Answer» C. Rotary furnace | |
| 11. |
The combustion section of the cupola furnace is also called as oxidizing zone. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
In cupola melting furnace, an air-cooled vertical cylinder is used for cooling the cast iron materials. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Which of the following furnaces is the primary method for melting the cast iron metal? |
| A. | Electric arc furnace |
| B. | Rotary furnace |
| C. | Cupola furnace |
| D. | Induction furnace |
| Answer» D. Induction furnace | |