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  • The typical output characteristics curve for transistor working in the common -emmiter configuration is shown in the figure. The estimate

The typical output characteristics curve for transistor working in the common -emmiter configuration is shown in the figure. The estimated current gain from the figure is _____
Option: 1 200
Option: 2 300
Option: 3 400
Option: 4 600

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\begin{array}{l} \beta=\frac{\Delta I _{ C }}{\Delta I _{ B }}=\frac{2 \times 10^{-3}}{10 \times 10^{-6}} \\ \\ \beta=\frac{1}{5} \times 10^{3} \\\\ \beta=2 \times 10^{2} \\\\ \beta=200 \end{array}

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Deependra Verma

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