Moderate

A zener diode is used as ______________?

Correct answer: B. a voltage regulator

  • A. an amplifier
  • B. a voltage regulator
  • C. a rectifier
  • D. a multivibrator

Explanation

A Zener diode is operated in its controlled reverse-breakdown region, where it maintains an approximately constant voltage across a load. This makes it useful as a voltage regulator rather than as an amplifier or multivibrator.

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