Official PYQ · 2001Set 1 · Q2.6BJT and MOSFET AmplifiersMCQ1 mark

GATE EC 2001 Set 1 Q2.6 — BJT and MOSFET Amplifiers

The transistor shunt regulator shown in the figure is has a regulated output voltage of $10 \mathrm{~V}$ , when the input varies from $20 \mathrm{~V}$ to $30 \mathrm{~V}$ . The relevant parameters for the zener diode and the transistor are: $\mathrm{V}_{\text{Z}}=9.5, \mathrm{~V}_{\text{SE }}=0.3 \mathrm{~V}, \beta=99$ . Neglect the current through $R_{B}$ . Then the maximum power dissipated in the zener diode $(\mathrm{P}_{\mathrm{Z}})$ and the transistor $(\mathrm{P}_{\mathrm{T}})$ are

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Published 10 Oct 2026

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GATE EC 2001 Set 1 Q2.6 — BJT and MOSFET Amplifiers

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