MCQOPTIONS
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MCQOPTIONS
This section includes 20 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Industrial robots are used in foundry operations for ___________ |
| A. | cleaning |
| B. | riser cutting |
| C. | mold venting |
| D. | all of the mentioned |
| Answer» E. | |
| 2. |
Which of the following is correct regarding “automation” in industry? |
| A. | reduces the possibility of human error |
| B. | minimizes labour cost |
| C. | increases the production rate |
| D. | all of the mentioned |
| Answer» E. | |
| 3. |
Which of the following technique involves magnetic suspension of the molten metal? |
| A. | Cupolas |
| B. | Levitation melting |
| C. | Crucible |
| D. | Induction melting |
| Answer» C. Crucible | |
| 4. |
Which of the following furnaces are basically vertical, refractory-lined steel vessels charged with alternating layers of metal, coke, and flux? |
| A. | Cupolas |
| B. | Electric arc |
| C. | Crucible |
| D. | Vacuum arc |
| Answer» B. Electric arc | |
| 5. |
Which of the following furnaces are heated with various fuels, such as commercial gases, fuel oil, and fossil fuel, as well as electricity? |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | Vacuum arc |
| Answer» D. Vacuum arc | |
| 6. |
Channel furnaces are used in? |
| A. | superheating |
| B. | holding |
| C. | duplexing |
| D. | all of the mentioned |
| Answer» E. | |
| 7. |
Which of the following furnaces uses a low-frequency current? |
| A. | coreless induction |
| B. | electric arc |
| C. | channel |
| D. | vacuum arc |
| Answer» D. vacuum arc | |
| 8. |
Which of the following furnace consists of a crucible completely surrounded with a water-cooled copper coil? |
| A. | coreless induction |
| B. | electric arc |
| C. | channel |
| D. | vacuum arc |
| Answer» B. electric arc | |
| 9. |
Which of the following furnaces, are especially useful in smaller foundries? |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | Vacuum arc |
| Answer» B. Electric arc | |
| 10. |
Which of the following furnaces, are used extensively in foundries and have such advantages as a high rate of melting? |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | Vacuum arc |
| Answer» C. Crucible | |
| 11. |
AUTOMATION?$ |
| A. | reduces the possibility of human error |
| B. | minimizes labor cost |
| C. | increases the production rate |
| D. | all of the mentioned |
| Answer» E. | |
| 12. |
Industrial_robots_are_used_in_foundry_operations_for$ |
| A. | cleaning |
| B. | riser cutting |
| C. | mold venting |
| D. | all of the mentioned |
| Answer» E. | |
| 13. |
_____________ involves magnetic suspension of the molten metal? |
| A. | Cupolas |
| B. | Levitation melting |
| C. | Crucible |
| D. | None of the mentioned |
| Answer» C. Crucible | |
| 14. |
___________ are basically vertical, refractory-lined steel vessels charged with alternating layers of metal, coke, and flux. |
| A. | Cupolas |
| B. | Electric arc |
| C. | Crucible |
| D. | None of the mentioned |
| Answer» B. Electric arc | |
| 15. |
___________ furnaces are heated with various fuels, such as commercial gases, fuel oil, and fossil fuel, as well as electricity. |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 16. |
Channel furnace are used in |
| A. | superheating |
| B. | holding |
| C. | duplexing |
| D. | all of the mentioned |
| Answer» E. | |
| 17. |
The ____________ furnace uses a low-frequency Current. |
| A. | coreless induction |
| B. | electric arc |
| C. | channel |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 18. |
The ____________ furnace consists of a Crucible completely surrounded with a water-Cooled copper coil. |
| A. | coreless induction |
| B. | electric arc |
| C. | channel |
| D. | none of the mentioned |
| Answer» B. electric arc | |
| 19. |
______________ furnaces, are especially useful in smaller foundries. |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | None of the mentioned |
| Answer» B. Electric arc | |
| 20. |
___________ furnaces, are used extensively in foundries and have such advantages as a high rate of melting. |
| A. | Induction |
| B. | Electric arc |
| C. | Crucible |
| D. | None of the mentioned |
| Answer» C. Crucible | |