Variable Power Supply
Revision as of 10:23, 27 February 2019 by NRJC (talk | contribs) (Created page with "==Key Stage 4== ===Meaning=== right|300px|thumb|The symbol for a '''variable power supply'''. A '''variable power supply''' is a source...")
Key Stage 4
Meaning
A variable power supply is a source of electrical current which can have the potential difference changed.
About Variable Power Supplies
- Variable power supplies can be made with any power supply connected in series to a variable resistor.
- A variable power supply can also be made with switches which connect extra power supplies in series.