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  • In Q. 70, if  the minimum voltage <img alt="\mathrm{V_{B} }

In Q. 70, if \mathrm{R=1\; K\Omega } the minimum voltage \mathrm{V_{B} } required to keep the diode above the knee point will be:

Option: 1

170 V


Option: 2

17 V


Option: 3

1.7 V


Option: 4

0.17 V


Answers (1)

best_answer

\mathrm{\begin{aligned} & V_B=V_{\text {knee }}+I R=0.7+10^3 \times 10^{-3} \\ & =1.7 \mathrm{~V} \text { output resistance } \end{aligned}}

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shivangi.shekhar

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