CUET UGPhysicsMultiple Select MCQ
Q14. Which of the following statements are correct: A. In semiconductor diodes carriers are generated by photo-excitation. B. When the photo diode is illuminated with light with energy (E) > Energy gap (Eg) of the semiconductor, then electron-hole pairs are generated. C. Photovoltaic devices convert electricity into optical radiation. D. Photodiode can be used as a photodetector to detect optical signal E. Zener diode specification should be taken as per the required output voltage. Choose the correct answer from the following options given below:

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