A common emitter amplifier circuit, built using an npn transistor, is shown in the figure. Its dc current gain is 250, R_{C}=1 k \\Omega and V_{CC} = 10V. What is the minimum base current for V_{CE} to reach saturation? [8 Apr 2019 Shift 2]

JEE Main 8 Apr 2019 Paper 2 Solved Paper

Section: Physics

Question : 20 of 90

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

[8 Apr 2019 Shift 2]

7 µA
40µA
10 µA
100 µA

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