In the modern electrical reality described, what role does the component commonly found in a phone charger play regarding AC power?

Answer

It converts the incoming AC power back into DC power for the actual circuitry.

Although transmission relies on AC, modern electronic devices contain conversion circuits that revert the power to DC, the current that Edison mastered, before it runs the device's internal circuitry.

In the modern electrical reality described, what role does the component commonly found in a phone charger play regarding AC power?
inventorCurrentelectricity