In the figure, given that supply can vary from 0 to and The minimum base current and the input voltage at which the transistor will go to saturation, will be respectively [JEE Main 12-Jan-2019 Evening] |
A) and 3.5 V
B) and 3.5V
C) and 2.8 V
D) and 2.8 V
Correct Answer: B
Solution :
[b] Applying KVL at output and input circuit |
At saturation, |
Base current, |
Using equation (i), |
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