The length of gemmanium rod is 0.925 {cm} and its are of cross section is 1 {mm}^{2}. If for germanium n_{i}= 2.5 \\times10^{19} {m}^{-3}, \\mu_{h}=0.19 {m}^{2} \/ {v}-{s}, \\mu_{e}=0.39 {m}^{2} \/ {v}-{s}, then the resistance of the rod is________.

AP EAPCET 19-Aug-2021 Shift 2 Paper

Section: Physics

Question : 119 of 160

Marks: +1, -0

The length of gemmanium rod is 0.925cm and its are of cross section is 1mm2. If for germanium ni= 2.5×1019m−3,µh=0.19m2∕v−s, µe=0.39m2∕v−s, then the resistance of the rod is________.

2.5Ω
4.0Ω
5.0Ω
10.0Ω

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