The length of a germanium rod is 0.58 cm...

The length of a germanium rod is 0.58 cm and its area of cross-section is `1mm^(2)`. If for germanium `n_(i)=2.5xx10^(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 will be-

`2.5kOmega`

`5.0kOmega`

`7.5kOmega`

`10.0kOmega`

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