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Ananya Shree

Class 12th
Physics
2 years ago

A negligibly small current is passed through a wire of length 15 m and uniform cross-section 6.0 × 10–7 m2, and its resistance is measured to be 5.0 Ω. What is the resistivity of the material at the temperature of the experiment?

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Muskan Anand

2 years ago

Let resistivity coefficient be ρ R=ρAl​ ρ=lRA​ ρ=2×10−7Ωm

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