An intrinsic semiconductor has a resistivity of 
m at room temperature. Find the intrinsic carries concentration if the mobilities of electrons and holes are 
and 
respectively
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Неге, 
The resistivity of intrinsic semiconductor is
where 
is the intrinsic carrier concentration
Substituting the given values, we get
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