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1. |
Which of the following is true for the cut- off region in an npn transistor? |
A. | potential difference between the emitter and the base is smaller than 0.5v |
B. | potential difference between the emitter and the base is smaller than 0.4v |
C. | the collector current increases with the increase in the base current |
D. | the collector current is always zero and the base current is always non zero |
Answer» C. the collector current increases with the increase in the base current | |