Questions
In a photodiode the conductivity increases when light of wavelength less than 620 nm is incident. The band gap is
detailed solution
Correct option is C
Eg(eV)=1242λ(nm)=1242620=2eVTalk to our academic expert!
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A photodiode in reverse biased is irradiated with light of suitable frequency and current in circuit is measured.
Characteristics of diode for different illumination intensities I1, I2, I3 and I4 are drawn as follows. Correct intensity order is :
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