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Question

# When the base resistor increases, the collector voltage will probably a. Decrease b. Stay the same c. Increase d. Do all of the above

Solution

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Answered 2 years ago
Answered 2 years ago
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When the base resistor increases, the base current becomes small (Ohm's law), hence the collector current also does so ($I_C=\beta_{dc} I_B$). A less $I_C$ implies that the collector voltage (obtained as $V_C=V_{CC}-I_CR_C$) increases it value.

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