Questions
When a junction diode is reverse biased, what causes current across the junction?
a
Diffusion of charges
b
Nature of material
c
Drift of charges
d
Both drift and diffusion of charges
detailed solution
Correct option is C
The reverse current is mainly due to the drift of charges. It is due to the carriers like holes and free electrons passing through a square centimeter area that is perpendicular to the direction of flow.Talk to our academic expert!
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The dominant mechanisms for motion of charge carriers is forward and reverse biased silicon P – N junctions are
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