Physics · Semiconductor Diodes

In a Zener regulator circuit, the input voltage is V S = 30 V, the series resistance is R S = 100 Ω, the Zener voltage is V Z = 20 V, and the load resistance is R L = 1 kΩ. What is the value of the Zener current (I Z )?

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In a Zener regulator circuit, the input voltage is V S = 30 V, the series resistance is R S = 100 &Omega;, the Zener voltage is V Z = 20 V, and the load resistance is R L = 1 k&Omega;. What is the value of the Zener current (I Z )?