For which applications the DC and AC current is used. Describe the devices to convert AC into DC voltage and vice versa with working function for each.
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Alternating current (AC)
The electric charge or current changes changes direction periodically.
It is usually applicable is production of electricity and devices such as refrigerators.
Direct current (DC)
The electric charge or current flows in one direction
It is applicable in devices which contain batteries such as a cell phone.
A rectifier
An electric device which converts AC to DC.
It straightens the direction of the current.
A power inverter
An electric device that converts DC to AC.
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