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Q. |
In how many methods the CNT can be prepared? |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» D. 4 | |
Explanation: the carbon nano tubes can be prepared in 4 types. they are: 1. arc discharge method, 2. laser ablation method, 3. plasma torch method, 4. chemical vapour deposition method. |
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