Asked by: Emerencia Fenrich
science physics

How do you change direct current to alternating current?

Last Updated: 19th January, 2020

A power inverter, or inverter, is apowerelectronicdevice or circuitry that changes directcurrent(DC)to alternating current (AC).Theinputvoltage, output voltage and frequency,andoverallpower handling depend on the design of the specificdeviceorcircuitry.

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Keeping this in view, can direct current be converted to alternating current?

The ability to provide direct currentpowerisinherent to the nature of batteries. An inverterincreasestheDC voltage, and then changes ittoalternatingcurrent before sending it out to power adevice.These deviceswere initially designed to do theopposite --to convertalternating current intodirectcurrent.

One may also ask, why AC is more dangerous than DC? One of the reasons that AC mightbeconsideredmore dangerous is that it arguably hasmoreways ofgetting into your body. Since the voltagealternates, it cancausecurrent to enter and exit your body evenwithout a closedloop,since your body (and what ground it's attachedto) hascapacitance.DC cannot do that.

Keeping this in view, how does an alternating current work?

Current always flows in the samedirectionbetweenthose two terminals. The power that comes from apowerplant, on theother hand, is calledalternatingcurrent (AC).The direction of thecurrentreverses, or alternates, 60times per second (in theU.S.) or 50times per second (in Europe,for example).

Can we convert AC to DC?

A rectifier is an electrical devicethatconvertsalternating current (AC), whichperiodicallyreversesdirection, to direct current (DC), whichflows inonly onedirection. The process is known as rectification,sinceit"straightens" the direction of current. As noted,detectorsofradio signals serve as rectifiers.

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