How do battery chargers know when a battery is fully charged?
In: Technology
I think you are questioning the wrong thing. How does the dish knows when I’ve finished my lunch? The charger itself knows nothing nor it has the capability to do that. It is basically the device itself (it could be the phone, or whatever thing) that has voltage resistances and detectors to know when the battery is full and to stop charging, it is not the charger but the device
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