Class 12 NEET Physics Semiconductor Electronics Part 1

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Question : 14 of 100

Marks: +1, -0

In an unbiased p−n junction, holes diffuse from the p -region to n -region because of

(KN NEET 2013)

The attraction of free electrons of n -region.
The higher hole concentration in p -region than that in n -region.
The higher concentration of electrons in the n -region than that in the p -region.
The potential difference across the p−n junction.

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