The energy gap of a semiconductor is 1.10 eV. The maximum wavelength in Å at which it starts energy absorption will be -
Answer & explanation
Correct answer: option 4
$E=\frac{hc}{λ}$
$λ=\frac{19.8×10^{-26}}{1.1×1.6×10^{-19}}=11284Å$
The energy gap of a semiconductor is 1.10 eV. The maximum wavelength in Å at which it starts energy absorption will be -
Correct answer: option 4
$E=\frac{hc}{λ}$
$λ=\frac{19.8×10^{-26}}{1.1×1.6×10^{-19}}=11284Å$