L1-11A.20 – Sources of Resistance L1-11A.20 – Sources of Resistance Anything that causes fewer electrons to flow; smaller wire longer wire lengths splices More...
L1-11A.19 – Load L1-11A.19 – Load Consumes power from the source Devices that do work Sensors Sounders...
L1-11A.18 – Batteries L1-11A.18 – Batteries A group of electrically connected cells that change chemical energy into electrical...
L1-11A.17 – Transformers L1-11A.17 – Transformers Used to Reduce or Increase AC Voltage Rated by Incoming Voltage Output Voltage Amperage or...
L1-11A.16 – Hertz L1-11A.16 – Hertz Number of complete cycles per second is the frequency Measured in hertz (one cycle per second), kilohertz, megahertz, gigahertz, or...
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