7.2.13

AC/DC

Test yourself

Electric Current - Direct and Alternating

There are two types of electric current.

Illustrative background for Direct current (d.c)Illustrative background for Direct current (d.c) ?? "content

Direct current (d.c)

  • The electric current flows in only one direction.
  • Batteries and cells are sources of direct current.
Illustrative background for Alternating current (a.c)Illustrative background for Alternating current (a.c) ?? "content

Alternating current (a.c)

  • The electric current repeatedly changes direction.
  • In the UK, the electricity from the plug sockets is a source of alternating current.

Jump to other topics

1Energy

2Electricity

3Particle Model of Matter

4Atoms & Radiation

5Forces

5.1Basics of Motion

5.2Forces

5.3Effects of Forces

5.4Pressure

6Waves

7Magnetism

8Astrophysics

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