Electronic Devices Question 95
In semiconductors at room temperature
[CBSE NEET 2004]
Options:
A) The valence band is partially empty and the conduction band is partially filled
B) The valence band is completely filled and the conduction band is partially filled
C) The valence band is completely filled
D) The conduction band is completely empty
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Answer:
Correct Answer: A
Solution:
Copper, Aluminum, Iron are conductors, while Ge is semiconductor.
BETA
