JEE Main 2024 Physics question
Not in JEE Advanced syllabus
Conductivity of a photodiode starts changing only if the wavelength of incident light is less than 660 nm. The band gap of photodiode is found to be eV. The value of X is (Given, h = Js, e = C)
Answer: (D)
Solution
= 1.875 eV = 15/8 eV.