In a photoiode, the conductivity increases when the material is exposed to light.

Question:

In a photoiode, the conductivity increases when the material is exposed to light. It is found the conductivity changes only if the wavelength is less than $620 \mathrm{~nm}$. What is the band gap?

Solution:

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now