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JEE Main 2022 (24 Jun, Shift 2) · Special Purpose Diodes

Special Purpose Diodes question from JEE Main 2022 (24 Jun, Shift 2)

Q56JEE Main 2022 · 24 JUN · SHIFT 2Medium

Special Purpose Diodes

In the given circuit, the value of current IL will be ____________ mA. (When RL = 1kΩ\Omega)

Figure

Numerical answer type. Work it out, then open the answer.

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Answer: 5

  1. Without the Zener the load gets 10×10001800≈5.610 \times \frac{1000}{1800} \approx 5.6 V >5> 5 V, so the Zener conducts and holds 55 V.
  2. IL=51 kΩ=5I_L = \frac{5}{1\text{ k}\Omega} = 5 mA
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