Physics

Physics

Problem

The resistivity of nichrome is 1.1×10−6 Ω m1.1\times10^{-6}\,\Omega\,\text{m}. Calculate the resistance of a 50 cm50\,\text{cm} long nichrome wire of cross-sectional area 1 mm21\,\text{mm}^2. a) 55 Ω55\,\Omega b) 0.55 Ω0.55\,\Omega c) 1.8 Ω1.8\,\Omega d) 0.055 Ω0.055\,\Omega

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