The resistivity of a nichrome wire at is

PHYSICS · Single correct · CBSE · Physics · Current Electricity · Current Electricity

Problem

The resistivity of a nichrome wire at 20∘C20^{\circ}\text{C} is 1.1×10−6 Ω m1.1\times 10^{-6}\,\Omega\,\text{m}. Calculate its conductivity at the same temperature. (a) 1.1×106 S m−11.1\times 10^{6}\,\text{S m}^{-1} (b) 9.1×10−7 S m−19.1\times 10^{-7}\,\text{S m}^{-1} (c) 9.1×105 S m−19.1\times 10^{5}\,\text{S m}^{-1} (d) 1.1×10−5 S m−11.1\times 10^{-5}\,\text{S m}^{-1}

Related theory

Browse the problem library