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How Does Wireless Electricity Work? - Episode 247

Unprofessional Engineering

00:00

How to Use a Magnetic Field to Power Your Toothbrush

You wouldn't want to use a toothbrush that you plug in, right? The magnetic field induces a current in another coil. And number three, this current recharges the battery. So it's almost like Wi-Fi hotspots. You could put these throughout your house and you could have power coming in one spot of your house.

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