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Electric conduction in a semiconductor t...

Electric conduction in a semiconductor takes place due to

A

electrons only

B

holes only

C

both electrons and holes

D

neither electrons nor holes

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The electrical conductivity of a semiconductor increases when electromagnetic radiation of wavelength shorter than 600 nm is incident on it . The energy band gap (in eV) for the semiconductor is

    A
    a. `1.50`
    B
    b. `0.75`
    C
    c. `2.06`
    D
    d. `0.90`

  • The electrical conductivity of a semiconductor increase when electromagnetic radiation of wavelength shorter than 2480 nm is incident on it. The band gap in eV for the semiconductor is

    A
    0.9
    B
    0.7
    C
    0.5
    D
    1.1

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