The electrical conductivity of a semiconductor increases when electromagnetic radiation of wavelength shorter than $2480 nm$ is incident on it. The band gap in (eV) for the semiconductor is
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Answer:
C
Solution:
$E_{g} = \frac{hc}{λ} = 0.5 eV$

Question

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

TestHub · Accepted Answer

E g ​ = λ hc ​ = 0.5 eV

Physics - Semiconductors Question with Solution | TestHub

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