Numerical- Resistance for given length & thickness

Q.  What should be the resistance of 0.6 mm wide conductor with 15 cm length and 25 μm thickness of standard copper foil? (Assume ρ = 1.7241 x 10-6(at 20° C)
- Published on 24 Sep 15

a. 118.2 mΩ
b. 138.2 mΩ
c. 172.4 mΩ
d. 192.4 mΩ

ANSWER: 172.4 mΩ

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