![92. The forbidden gap for germanium is 0.72 \mathrm{eV} . The limiting wavelength of electromagnetic radiation that \mathrm{can} create an electron hole pair is (in \left.\mathrm{A}^{0}\right) (2) 17222 (2) 16484 (4) 1482 92. The forbidden gap for germanium is 0.72 \mathrm{eV} . The limiting wavelength of electromagnetic radiation that \mathrm{can} create an electron hole pair is (in \left.\mathrm{A}^{0}\right) (2) 17222 (2) 16484 (4) 1482](https://toppr-doubts-media.s3.amazonaws.com/images/7995954/1cf033b7-f56b-4ff2-a3f0-7c1f3ee13564.jpg)
92. The forbidden gap for germanium is 0.72 \mathrm{eV} . The limiting wavelength of electromagnetic radiation that \mathrm{can} create an electron hole pair is (in \left.\mathrm{A}^{0}\right) (2) 17222 (2) 16484 (4) 1482
![Forbidden energy gap of Ge is `0.75eV`, maximum wave length of incident radiation for producing elec - YouTube Forbidden energy gap of Ge is `0.75eV`, maximum wave length of incident radiation for producing elec - YouTube](https://i.ytimg.com/vi/13wfTjlJ4u4/maxresdefault.jpg)
Forbidden energy gap of Ge is `0.75eV`, maximum wave length of incident radiation for producing elec - YouTube
![The forbidden energy gap of Ge is 0.75 eV, the maximum wavelength of incident radiation - producing an electron - hole pair in germanium semiconductor is: The forbidden energy gap of Ge is 0.75 eV, the maximum wavelength of incident radiation - producing an electron - hole pair in germanium semiconductor is:](https://haygot.s3.amazonaws.com/questions/1805149_954461_ans_df1de302b2df469aa75e1b4503df164b.jpg)
The forbidden energy gap of Ge is 0.75 eV, the maximum wavelength of incident radiation - producing an electron - hole pair in germanium semiconductor is:
![In germanium, the energy gap is about 0.75 eV . The wavelength of light which germanium starts absorbing is In germanium, the energy gap is about 0.75 eV . The wavelength of light which germanium starts absorbing is](https://haygot.s3.amazonaws.com/questions/586303_545151_ans.gif)
In germanium, the energy gap is about 0.75 eV . The wavelength of light which germanium starts absorbing is
In a semiconductor, the forbidden energy gap between the valance band and the conduction band is of the order ofa)1 evb)1 MeVc)5 eVd)1 GeVCorrect answer is option 'A'. Can you explain this
![92. The forbidden gap for germanium is 0.72 \mathrm{eV} . The limiting wavelength of electromagnetic radiation that \mathrm{can} create an electron hole pair is (in \left.\mathrm{A}^{0}\right) (2) 17222 (2) 16484 (4) 1482 92. The forbidden gap for germanium is 0.72 \mathrm{eV} . The limiting wavelength of electromagnetic radiation that \mathrm{can} create an electron hole pair is (in \left.\mathrm{A}^{0}\right) (2) 17222 (2) 16484 (4) 1482](https://toppr-doubts-media.s3.amazonaws.com/images/11324851/ef44f0dd-9db4-4d66-ad03-a61d379b998b.jpg)