A 2.0 mm diameter wire of length 20 m has a resistance of 0.25 Ω.What is the resistivity of the wire? A) 5.0 × 10^-7 Ω • m B) 3.9 × 10^-8 Ω • m C) 4.0 × 10^-7 Ω • m D) 16 × 10^-8 Ω • m E) 0.25 Ω • m

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The Answer of A 2.0 mm diameter wire of length 20 m has a resistance of 0.25 Ω.What is the resistivity of the wire? A) 5.0 × 10^-7 Ω • m B) 3.9 × 10^-8 Ω • m C) 4.0 × 10^-7 Ω • m D) 16 × 10^-8 Ω • m E) 0.25 Ω • m

A 20 Mm Diameter Wire of Length 20 M Has a a Resistance