Saturday, 23 April 2011

Alternating Current Circuits - (AC)

The Differences Between (AC) & (DC)

a) Direct Current- DC

1. DC is the flow of current in one direction.
2. To generate DC, cell or battery is used.

b) Alternating Current- AC

1. AC is a type of current thet changes its direction constantly according to time.
2. Sine wave as shown below is normally used in power supply.

3. Other AC Waveforms.

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