// FREE COURSE G · Beginner
Electricity at Home: from the Power Plant to Your Socket
5 episodes for everyone: how power reaches your home, the wires in your socket, the guards that save you, your bill and your own power — world versions shown (230 V / 120 V, wire colours).
1/5 episodes out3 min0 on YouTube0 cost
// EPISODES
Watch in order
Each episode stands alone, but they build on each other.
012:40
From the Power Plant to Your SocketA spinning magnet makes AC, transformers step it up to hundreds of thousands of volts so the long lines waste little heat, then substations and street transformers step it down to 230 V / 120 V.Coming to YouTube soon
2:40
From the Power Plant to Your SocketA spinning magnet makes AC, transformers step it up to hundreds of thousands of volts so the long lines waste little heat, then substations and street transformers step it down to 230 V / 120 V.Coming to YouTube soon
02SOON
Inside your socket: live, neutral and earthWhat each of the three wires does (world colours side by side) and how the earth wire makes a fault trip the breaker instead of shocking you.Coming soon
03SOON
The guards: fuse vs circuit breaker vs RCDA fuse melts, a breaker trips on overload or a short, an RCD / RCCB / GFCI spots the tiny leak that can kill — and why you need both.Coming soon
04SOON
Your bill: watts × hours = kWhRead your meter, work out what each appliance really costs, and bust the standby myths.Coming soon
05SOON
Your own power: solar, inverter backup + net meteringHow solar panels and a battery inverter power a home, how long backup lasts, and how net metering pays you for extra power.Coming soon
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