MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering Questions & Answers Heat Treatment knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Upon annealing, eutectoid steel converts to which of the following? |
| A. | Perlite |
| B. | Cementite |
| C. | Austenite |
| D. | Martensite |
| Answer» B. Cementite | |
| 2. |
Mild steel can be converted into high carbons steel by which of the following heat treatment process? |
| A. | Annealing |
| B. | Normalizing |
| C. | Case hardening |
| D. | Nitriding |
| Answer» D. Nitriding | |
| 3. |
In normalizing, cooling is done in which of the following medium? |
| A. | Air |
| B. | Water |
| C. | Oil |
| D. | Furnace |
| Answer» B. Water | |
| 4. |
In Annealing, cooling is done in which of the following medium? |
| A. | Air |
| B. | Water |
| C. | Oil |
| D. | Furnace |
| Answer» E. | |
| 5. |
For steel, which one of the following properties can be enhanced upon annealing? |
| A. | Hardness |
| B. | Toughness |
| C. | Ductility |
| D. | Resilience |
| Answer» D. Resilience | |
| 6. |
Which of the following form of iron is magnetic in nature? |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» B. | |
| 7. |
Iron possesses FCC crystal structure above (in degree centigrade)? |
| A. | 1539 |
| B. | 768 |
| C. | 910 |
| D. | 1410 |
| Answer» D. 1410 | |
| 8. |
Iron possesses BCC crystal structure above (in degree centigrade)? |
| A. | 1539 |
| B. | 768 |
| C. | 910 |
| D. | 1410 |
| Answer» E. | |
| 9. |
Iron possesses BCC crystal structure up to (in degree centigrade)? |
| A. | 1539 |
| B. | 768 |
| C. | 910 |
| D. | 1410 |
| Answer» C. 910 | |