Electrical Apprentices

The main part of our online training is a system of reading from the textbook, looking things up in your workbook, and watching explanatory videos. These videos are all available either on my youtube, or my viddler, and below I’ve put the links to the applied electricity 4 videos.
If you’ve watched them, and you […]

The frequency (symbol = f) is the number of whole cycles completed in one second. It is expressed in units of hertz (Hz) and is the number of complete cycles per second.
f= 1/t (in Hz)
Where f= frequency in hertz, and t= period in seconds (s)