Wires 1 and 2 are made of the same metal. Wire 2 has twice the length and
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Wires 1 and 2 are made of the same metal. Wire 2 has twice the length and twice the diameter of wire 1. What are the ratios
(a) ρ2/ρ1 of the resistivities
(b) R2/R1 of the resistances of the two wires?
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Related Book For
Physics for Scientists and Engineers A Strategic Approach with Modern Physics
ISBN: 978-0133942651
4th edition
Authors: Randall D. Knight
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