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| Q. |
In the process of Czochralski method which of the following relation is appropriate between the melt and the growing crystals? |
| A. | melt and the growing crystals are usually not related to each other |
| B. | melt and the growing crystals are usually rotated counterclockwise |
| C. | melt and the growing crystals are usually rotated clockwise |
| D. | melt and the growing crystals are usually kept at a constant position |
| Answer» B. melt and the growing crystals are usually rotated counterclockwise | |
| Explanation: the melt and the growing crystals are usually rotated counterclockwise during pulling in the process of czochralski, in order to maintain a constant temperature, melt uniformity, etc. | |
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