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JEE Main & Advanced Physics Semiconducting Devices Question Bank Numerical Value Type Questions - Semiconductor Electronics: Materials, Devices & Simple Circuits

  • question_answer
    A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is \[250,{{R}_{C}}=1K\Omega \] and \[{{V}_{CC}}=10V.\] What is the minimum base current \[(in\mu A)\] for \[{{V}_{CE}}\] to reach saturation?

    Answer:

    40


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