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What is the purpose of a rectifier in a power supply?

Practice Questions

Q1
What is the purpose of a rectifier in a power supply?
  1. To increase voltage
  2. To convert AC to DC
  3. To filter noise
  4. To amplify signals

Questions & Step-by-Step Solutions

What is the purpose of a rectifier in a power supply?
  • Step 1: Understand that electricity can come in two forms: alternating current (AC) and direct current (DC).
  • Step 2: Know that AC is the type of electricity that changes direction, while DC flows in one direction.
  • Step 3: Recognize that many electronic devices need DC to work properly.
  • Step 4: Learn that a rectifier is a device that changes AC into DC.
  • Step 5: Conclude that the purpose of a rectifier in a power supply is to provide the correct type of electricity (DC) for electronic devices.
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