MCQOPTIONS
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MCQOPTIONS
| 1. |
The typical operating current for a light-emitting diode is approximately: |
| A. | 5 to 20 mA |
| B. | 1 to 5 mA |
| C. | None of above |
| D. | 20 to 500 mA |
| Answer» B. 1 to 5 mA | |