by
anonymous
asked
Sep 2, 2018
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State working principle of photo diode. List out its three applications.
Answer : Diagram of photo diode : Working principle of photo diode : When photons of energy greater than 1.1 eV hit the diode, electron-hole pairs are created. The ... Smoke detector, Optical communication devices, Position sensors, Bar code scanners, Automotive devices, Surveying instruments ...
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