Multiple choice

The device which converts AC to DC is

  1. Oscillator

  2. Amplifier

  3. Rectifier

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A rectifier uses diodes to convert alternating current (AC) to direct current (DC) by allowing current flow in only one direction. Oscillators generate AC signals, amplifiers increase signal amplitude, and neither performs conversion.

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