“What is the difference between AC & DC?”
AC vs DC
AC Voltage stands for Alternating Current. The flow of electricity periodically changes direction from positive to negative about a neutral point (not always ground!). Typical examples of AC voltage are residential and commerical outlet
power.
Voltage
Time
ALTERNATING CURRENT
DC Voltage stands for Direct Current. The flow of electricity
is always one direction, or said to be positive. Typical examples of DC voltage in use are: automobiles which run on
12VDC, commercial trucks which run on 24 VDC, and many
electronic devices which take AA, AAA, etc style batteries.
Voltage
Time
DIRECT CURRENT
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