The current due to electron flow in conduction band is the hole current in valence band.
A. Equal to
B. Less than
C. Greater than
D. Any of the above
Answer: Option C
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In conductors current is caused by only motion of electrons but in semiconductors current is caused by both electrons in conduction band and holes in valence band. Current that is caused by electron motion is called electron current and current that is caused by hole motion is called hole current.