Q9 — Properties of Electrical Materials
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Q9
Properties of Electrical Materials
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An
n
-type semiconductor is a covalent solid in which
A.
the energy gap is very small
B.
an impurity level just above the valence band is added by the impurity atoms
C.
an impurity level just below the conduction band is added by the impurity atoms
D.
the solid is of ultra high purity
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