An iron wire has a length of 1.50 m and a cross-sectional area of 0.290 mm^2. If the resistivity of iron is 10.0 × 10^-8 Ω · m and a potential difference of 0.700 V is maintained across its length, determine the current in the wire (in A).
Added by Adriana A.
Step 1
First, we need to find the resistance of the wire. We can use the formula: Resistance (R) = (Resistivity × Length) / Cross-sectional Area Show more…
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