MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Specimen geometry has no part in controlling the rate of grain growth. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Metal grain boundaries differ from soap films. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The stabilization of fine grain size during heating at high temperatures requires _____ |
| A. | a large volume fraction of very small particles |
| B. | a large volume fraction of bigger particles |
| C. | planner grains |
| D. | small grain boundaries |
| Answer» B. a large volume fraction of bigger particles | |
| 4. |
Temperature dependence of the grain-growth can be explained by ______ |
| A. | recrystallization theory |
| B. | planks theory |
| C. | assuming that grain boundaries brake due to thermal vibrations |
| D. | strain energy theory |
| Answer» D. strain energy theory | |