The resistivity of gold is 2.44 × 10-º Q • m at room temperature. A gold wire that is 0.9 mm in diameter and 14 cm long carries a current of 940 mA. What is the voltage across the wire?
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Q: The resistivity of gold is 2.44 × 10-8 N · m at room temperature. A gold wire that is 0.9 mm in…
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