Why did the world stop using Dc for transmission?
58624
Why are the power transmission/distribution systems AC and not DC?
13490
High Voltage Powerlines - clarification of energy loss
148525
Why are relays so frequently driven by optocouplers?
7753
Can a conductor run out of electrons to cancel external electric fields?
145665
Tapping energy from high voltage AC transmission lines
101958
Displacement current - how to think of it
136416
Wire capacity - Total power or just current?
93371
Why do electronic circuits need their power supply to be DC, or rectified AC?
120283
If DC adapters are so prevalent, why is AC used in construction by default?
114452
Why is digital serial transmission used everywhere? i.e. SATA, PCIe, USB
66537
Why capacitor pass AC and block DC current?
100118
Why most particle accelerators used vacuum diodes instead of transistors?
14615
Can electricity flow through vacuum?
82274
Why do networks need a common ground cable?
117948
Why do we use AC for long distance transmission?
30498
Energy conservation and interference
4135
Why do many laptops run on 19 volts?