MCQOPTIONS
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| 1. |
Which of the following is the wavelength at which CO laser operates? |
| A. | 1.005 µm |
| B. | 5.307 µm |
| C. | 4.952 µm |
| D. | 6.179 µm |
| Answer» C. 4.952 ¬¨¬®¬¨¬µm | |