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CSE · Paper II · Solid State & Devicescse-1989-subject-08-003

Zener diode — UPSC Physics Optional CSE 1989 Paper II

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What is a Zener diode? Explain what function it performs in the circuit given below as the load resistance R_L is varied. What is the purpose of introducing resistor R_2 in the circuit? (V_s and R_s represent source voltage and resistance, respectively).

Physics Diagram cse-q-3-155-fig-1

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