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The number density of electrons and hole...

The number density of electrons and holes in intrinsic silicon at a given temperature is `4.94xx10^(10)cm^(-3)`. Calculate the resistivity and conductivity of the silicon. Given electron mobility `=100cm^(2)V^(-1)s^(-1)` and hole mobility `=1000cm^(2)V^(-1)s^(-1)`

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The correct Answer is:
`9xx10^(4)Omegacm, 11.1xx10^(-6)Scm^(-1)`
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