(a) What is the resistance per meter of a gold wire with a cross-sectional area of 1.6...
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(a) What is the resistance per meter of a gold wire with a cross-sectional area of 1.6 × 10-7 m2?
(b) Would your answer to part (a) increase, decrease, or stay the same if the diameter of the wire were increased? Explain.
(c) Repeat part (a) for a wire with a cross-sectional area of 2.2 × 10-7 m2.
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