Answer to Question #325736 in Electricity and Magnetism for Rabbi

Question #325736

A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when connected to a 3.0 V source?

Expert's answer

"R=\\frac{\\rho l}S=0.0088~\\Omega,"

"I=\\frac UR=340~A."

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