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A 1.5m wire carries a 7 A current when a potential difference of 64 V is applied. What is the resistance of the wire?
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A 1.5m wire carries a 7 A current when a potential difference of 64 V is applied. What is the resistance of the wire?

User GISHuman
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R=(V)/(I)=(64 V)/(7 A)=(64)/(7)\,\Omega\approx9.143\,\Omega

The resistance of the wire is about 9.143 ohms.
User Dwoolk
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