Different currents
- Created by: Daisy Fletcher-Cooney
- Created on: 06-04-15 22:01
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Different currents
There are some differences between the electricity from batteries and from the mains supply.
Direct current
Cells and batteries supply DIRECT CURRENT (d.c.). This is an electric current that always travels in the same direction. The oscilloscope trace for d.c. from a battery is a horizontal line. The potential difference…
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