MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the dimension of voids? |
| A. | 10<sup>6</sup> – 10<sup>8</sup> nm |
| B. | 10 – 10<sup>7</sup> nm |
| C. | 10 – 10<sup>5</sup> nm |
| D. | 10 – 10<sup>2</sup> nm |
| Answer» B. 10 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 10<sup>7</sup> nm | |