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The forbidden energy gap in Ge is :-...

The forbidden energy gap in Ge is :-

A

0.72 eV

B

0.072 eV

C

7.2 eV

D

0.0072 eV

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The correct Answer is:
A
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Knowledge Check

  • The forbidden energy app in Ge is 0.75 eV, given hc= 11250eVÅ . The maximum wavelength of radiation that will generate electron hole pair is

    A
    `1500Å`
    B
    `15000Å`
    C
    `150.52Å`
    D
    `150Å`

  • For germenium crystal, the forbidden energy gap in joules is

    A
    `1.12xx10^(-19)`
    B
    `1.76xx10^(-19)`
    C
    `1.6xx10^(-19)`
    D
    Zero

  • The forbidden energy gap in a semiconductor is of the order of

    A
    0.1 ev
    B
    0.5 eV
    C
    1eV
    D
    10 eV

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