How were the voltages/frequencies of mains defined?
61260
Why do utility companies supply at a frequency of either 50/60 Hz?
136416
Wire capacity - Total power or just current?
134679
How do I calculate the power rating for zero-ohm resistors?
22148
Kirchhoff's Voltage Law for AC circuits
8058
Trouble understanding Alternating Current (AC)
89448
Electrical Motors and Frequency
78467
When abstract logic circuits get translated to the electrical equivilant, how are conversions from 0 to 1 handled?
80454
How do the different types of energy apply to voltage in a circuit
75709
What is the usage of the negative voltages on a PC motherboard?
127750
Building a voltage transformer circuit for sensing mains voltage
26346
AC: Why differentiate between Ground and Neutral?
157912
How does a transformer transmit power from the primary to the secondary?
9788
Help me understand the relationship between positive, negative, neutral and ground in AC and DC
75021
What is voltage?
14193
How is division symbol usage currently defined?
120242
Mains Voltage on Strip Board
88294
Determine which circuits are parallel and which are in series