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A semiconductor is known to have an elec...

A semiconductor is known to have an electron concentration of `5x10^(12) cm^(-3)` and a hole concentration `8x10^(13) cm^(-3)` . (i)Is the semiconductor n-type of p-type ? (ii)What is the resistivity of the sample. If the electron mobility is `23,000 cm^(2)v^(-1)s^(-1) ' and hole mobility is ` 100cm^(2)v^(-1)s^(-1) ' Take charge on electron, e=.16x10^(-19)c.

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To solve the given problem, we will break it down into two parts as specified in the question. ### Part (i): Determine if the semiconductor is n-type or p-type 1. **Identify Electron and Hole Concentrations**: - Given electron concentration, \( N_e = 5 \times 10^{12} \, \text{cm}^{-3} \) - Given hole concentration, \( N_h = 8 \times 10^{13} \, \text{cm}^{-3} \) ...
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