MCQOPTIONS
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MCQOPTIONS
| 1. |
_____________ must be operated in stimulated emission region. |
| A. | Injection laser |
| B. | LED’s |
| C. | Detector |
| D. | Receiver |
| Answer» B. LED‚Äö√Ñ√∂‚àö√ë‚àö¬•s | |