AIIMS 2018 Physics Transistor Circuits MCQ Question
An N-P-N transistor is connected in common emitter configuration in which collector supply is and the voltage drop across the load resistance of connected in the collector circuit is . If current amplification factor is , If the internal resistance of the transistor is , then which of the following options is correct.
Correct Answer
Detailed Explanation
The collector current is determined by the voltage drop across the load resistor divided by its resistance, expressed as . Substituting the given values yields a collector current of 12 mA, which corresponds to option C. Options A (8 mA), B (10 mA), and D (15 mA) do not satisfy the equation based on the provided voltage drop and resistance, indicating they are incorrect. Understanding this relationship is crucial for analyzing transistor circuits and their behavior in amplifying signals.
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