Fundamentholfundamenthol
JEE Main2019Physics
Q.

A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is 250, RC = 1 k and VCC = 10 V. What is the minimum base current for VCE to reach saturation? 

  1. A

    10 A 

  2. B

    100 A

  3. C

    7 A 

  4. D

    40 A

Solution

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