Official PYQ · 2002Set 1 · Q2.7Diode CircuitsMCQ1 mark

GATE EC 2002 Set 1 Q2.7 — Diode Circuits

A zener diode regulator in the figure is to be designed to meet the specifications: $I_{L}=10 \mathrm{~mA}$ , $\mathrm{V}_{0}=10 \mathrm{~V}$ and $\mathrm{V}_{m}$ varies from $30 \mathrm{~V}$ to $50 \mathrm{~V}$ . The zener diode has
$V_{z}=10 \mathrm{~V}$ and $I_{z k}$ (knee current) $=1 \mathrm{~mA}$ . For satisfactory operation.

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Answer: C

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Published 10 Oct 2026

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