Question

Explain D.C. current.​

Answer 1

Answer:

Direct current is one-directional flow of electric charge. An electrochemical cell is a prime example of DC power. Direct current may flow through a conductor such as a wire, but can also flow through semiconductors, insulators, or even through a vacuum as in electron or ion beams. ..

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Answer 2

Answer:

The term DC is used to defined as the power systems that use only one polarity of voltage or current, and to refer to the constant, zero-frequency, or slowly varying local mean value of a voltage or current.[9] For example, the voltage across a DC voltage source is constant as is the current through a DC current source.

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