Physics · Semiconductor Devices
In a shunt Zener diode voltage regulator circuit, what is the primary purpose of the resistor connected in series with the input voltage?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To increase the voltage delivered to the Zener diode
- 2To limit the current through the Zener diode✓
- 3To amplify the input voltage
- 4To filter out noise and ripples in the output voltage
Correct answer
To limit the current through the Zener diode
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