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A potential barrier V volts exists across P-N junction. The thickness of the depletion region is ‘d’. An electron with velocity ‘v_{0}’ approaches P-N junction from P side. The velocity of electron crossing the junction is

Option: 1


Option: 2


Option: 3



Option: 4


Answers (1)


Answer (1)

direction of electric field across barrier will be from N type to P type therefore force will be in the direction of velocity.

V^{2}=u^{2}+2\; as


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