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| Q. |
Which of the following is true for the active region of an npn transistor? |
| A. | the collector current is directly proportional to the base current |
| B. | the potential difference between the emitter and the collector is less than 0.4 v |
| C. | all of the mentioned |
| D. | none of the mentioned |
| Answer» C. all of the mentioned | |
| Explanation: the base current and the collector current are directly proportional to each other and the potential difference between the collector and the base is always less than 0.4 v. | |
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