Question
Direct current and Alternating current.

Answer

Direct current:

  1. Direct current flows only in one direction.
  2. It cannot be used for large scale of electricity for household purpose.

Alternating current:

  1. Alternating current reverses its direction periodically with time.
  2. It is used in household electrical appliances such as an electric heater, an electric iron, a refrigerator, etc.

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