MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
γ form of iron is? |
| A. | Magnetic |
| B. | Non magnetic |
| C. | Occurs below 768oC |
| D. | Occurs above 1410oC |
| Answer» B. Non magnetic | |
| 2. |
Which of the following reaction does not exhibit mushy zone in Fe-C phase diagram? |
| A. | Eutectic reaction |
| B. | Peritectic reaction |
| C. | Eutectoid reaction |
| D. | Peritectoid reaction |
| Answer» B. Peritectic reaction | |
| 3. |
The percentage of carbon at peritectic point in Fe-C phase diagram is? |
| A. | 2.1 |
| B. | 4.3 |
| C. | 0.83 |
| D. | 0.18 |
| Answer» E. | |
| 4. |
The percentage of carbon at eutectoid point in Fe-C phase diagram is? |
| A. | 2.1 |
| B. | 4.3 |
| C. | 0.83 |
| D. | 0.02 |
| Answer» D. 0.02 | |
| 5. |
The percentage of carbon at eutectic point in Fe-C phase diagram is? |
| A. | 2.1 |
| B. | 4.3 |
| C. | 0.83 |
| D. | 0.02 |
| Answer» C. 0.83 | |
| 6. |
The temperature (in oC) of eutectoid reaction in iron-carbon phase diagram is? |
| A. | 1120 |
| B. | 725 |
| C. | 910 |
| D. | 820 |
| Answer» C. 910 | |
| 7. |
The temperature (in oC) of eutectic reaction in iron-carbon phase diagram is? |
| A. | 1539 |
| B. | 1493 |
| C. | 910 |
| D. | 1150 |
| Answer» E. | |
| 8. |
The temperature (in oC) of peritectic reaction in iron-carbon phase diagram is? |
| A. | 1539 |
| B. | 1493 |
| C. | 910 |
| D. | 1175 |
| Answer» C. 910 | |
| 9. |
Iron-Carbon phase diagram is a ___________ |
| A. | Unary phase diagram |
| B. | Binary phase diagram |
| C. | Tertiary phase diagram |
| D. | Ternary phase diagram |
| Answer» C. Tertiary phase diagram | |
| 10. |
The melting point of iron (in oC) is? |
| A. | 768 |
| B. | 1535 |
| C. | 1410 |
| D. | 910 |
| Answer» C. 1410 | |