Official PYQ · 2019Set 1 · Q38MCQ2 marks

GATE EC 2019 Set 1 Q38 — Electronic Devices

In the circuit shown, the breakdown voltage and the maximum current of the Zener diode are $20\:V$ and $60\:mA$ , respectively. The values of $R_{1}$ and $R_{L}$ are $200\: \Omega$ and $1\:k\Omega,$ respectively. What is the range of $V_{i}$ that will maintain the Zener diode in the ‘on’ state?

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Answer: B

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Published 10 Oct 2026

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