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JEE physics
MCQ
CBSE - English Medium
In the depletion region of an unbiased $P-N$ junction diode there are
A
Only electrons
B
Only holes
C
Both electrons and holes
D
Only fixed ions
[KCET 1999; CBSE PMT 1999; RPMT 2001; MP PMT 1994, 2003]
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Solution
D
Only fixed ions
STD 12 Science
JEE physics
Electronics
NCERT
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