Question : A wire-carrying current is
Option 1: positively charged
Option 2: negatively charged
Option 3: neutral
Option 4: charged with a type depending upon the current strength
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Correct Answer: neutral
Solution : The correct option is neutral.
Free electrons moving in a certain direction cause the current in a wire. However, the number of protons and electrons in the wire at any given time is equal, and the charge on an electron is equal to and the opposite of that of a proton. Therefore, there is no net charge on the wire.
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