query: How do power grids keep AC frequency synchronised across long distances with multiple generators?
positive_passages.docid: 20847
positive_passages.text: Staying in Phase On The Grid
negative_passages.docid: 30498
negative_passages.text: Energy conservation and interference
negative_passages.docid: 117948
negative_passages.text: Why do we use AC for long distance transmission?
negative_passages.docid: 133455
negative_passages.text: Show that 3 sinusoidal phasors sum to zero
negative_passages.docid: 109275
negative_passages.text: How does the current remain the same in a circuit?
negative_passages.docid: 95438
negative_passages.text: Time synchronization of machines on LAN to GPS NTP server on the LAN
negative_passages.docid: 89534
negative_passages.text: I need a circuit that allows current to flow in both directions through a load, and I came up with this. Is it good or is there a better way?
negative_passages.docid: 2430
negative_passages.text: Maximum power transfer of transformer
negative_passages.docid: 41616
negative_passages.text: Why are all of my appliances becoming energized when ground wire is excluded?
negative_passages.docid: 37729
negative_passages.text: What's a simpler way to switch between power sources?
negative_passages.docid: 143413
negative_passages.text: How can one correct intensity flicker due to AC line frequency?
negative_passages.docid: 129296
negative_passages.text: pattern of moving electrons in wire under AC
negative_passages.docid: 145665
negative_passages.text: Tapping energy from high voltage AC transmission lines
negative_passages.docid: 130863
negative_passages.text: Destructive interference and energy conservation
negative_passages.docid: 142123
negative_passages.text: Changing the frequency of an AC supply
negative_passages.docid: 120283
negative_passages.text: If DC adapters are so prevalent, why is AC used in construction by default?
negative_passages.docid: 136416
negative_passages.text: Wire capacity - Total power or just current?