Q. The working principle of a photodiode is, when a photon of ample energy strikes the diode, it makes a couple of an __

A
Electrons
B
Holes
C
Electron-hole
D
None of these
Solution:

The working principle of a photodiode is, when a photon of ample energy strikes the diode, it makes a couple of an electron-hole. … Therefore, holes in the region move toward the anode, and electrons move toward the cathode, and a photocurrent will be generated.

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