A length L of wire has a voltage V across its ends while a current I runs through the wire. If a voltage 3V were applied to another length of this same wire from the same coil and the same current were found to run through it, what is the length of this second wire?

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The Answer of A length L of wire has a voltage V across its ends while a current I runs through the wire. If a voltage 3V were applied to another length of this same wire from the same coil and the same current were found to run through it, what is the length of this second wire?

A Length L of Wire Has a Voltage V Across