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In the direction of current

Updated: 8/9/2023
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6y ago

Best Answer

Current flows from positive to negative.

Electrons flow from negative to positive.

This is historic, and arbitrary.

Another AnswerThe original answer is not wholly correct, and neither is it correct to say that the direction of an electric current is 'arbitrary'.

Current direction is defined in terms of its direction through a load (never through the voltage source, such as a battery or generator).

An electric current is a flow of charged particles. In metal conductors, these are

negatively-charged electrons. Therefore, in metal conductors, current flows from negative to positive through a load. This is because the negative electrons in a conductor are repelled by an external negative charge and attracted towards an external positive (or 'less negative') charge.

In the 18th century, long before the nature of the atom was understood, scientists, such as Benjamin Franklin believed that an electric current was the flow of some mysterious 'fluid' that moved from a higher pressure to a lower pressure. Naturally, the considered the higher pressure to be 'positive' and the lower pressure to be 'negative'. Therefore, they believed current flowed from 'positive to negative'. Faraday agreed with this direction, based on his observations of his experiments in electrolysis (although he thought that current was a 'field' rather than a 'fluid'). Unfortunately, they were wrong.

To distinguish the latter from the former, a direction of positive to negative is termed 'conventional flow', whereas a direction of negative to positive is termed 'electron flow'. Modern textbooks use either 'conventional flow' or 'electron flow', depending on the author's preference.

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10y ago
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12y ago

For metallic conductors, current is a drift of free electrons from negative to positive (although we often describe it as 'conventional flow', from positive to negative!). In liquids and gases, though, this may not be the case, as current can be a flow of positive or negative ions.

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14y ago

In an electrical circuit always current flows from -ve terminal of the source voltage to positive terminal in a closed circuit and such nature of flowing is called as convention current flow.

Conventional current flow, positive to negative. Electron flow negative to positive. See related link below.

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14y ago

"the ground usually" but the source of electricity can as well

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12y ago

Negative to Positive

Although the conversion is the opposite

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14y ago

both clock and anticlock wise

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