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Physics, 31.07.2019 16:30 jonathanmontalv

18. in a solid conductor such as a metal, what is the cause of an electric current? a. a flow of positive and negative charges. b. a flow of positive charges only. c. +a flow of negative charges only. d. a flow of protons. e. a flow of neutrons.

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18. in a solid conductor such as a metal, what is the cause of an electric current? a. a flow of po...
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