﻿ A semiconductor has an electron concentration of  and a hole concentration of . Calculate its conductivity. Given electron mobility = 0.135 m2V–1s–1; hole mobility = 0.048 m2V–1s–1. : Kaysons Education

# A Semiconductor Has An Electron Concentration Of  and A Hole Concentration Of . Calculate Its Conductivity. Given Electron Mobility = 0.135 M2V–1s–1; Hole Mobility = 0.048 M2V–1s–1.

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## Question

### Solution

Correct option is

The conductivity of a semiconductor is the sum of the conductivities due to electrons and holes and is given by

As per given data,  is negligible as compared to , so that we can write

.

#### SIMILAR QUESTIONS

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