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JEE Main Physics Class 12 Electronic Devices Part 1 Questions

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Question : 57

Total: 99

In an unbiased n-p junction electrons diffuse from n-regionto p-region because :

[Online April 10, 2015]

holes in p-region attract them
electrons travel across the junction due to potential difference
only electrons move from n to p region and not the vice-versa
electron concentration in n-region is more compared to that in p-region

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