If the ratio of electron and hole currents in a semiconductor is 
and the ratio of drift velocities of electrons and holes is 
, then ratio of concentrations of electrons and holes will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Ratio of electron & Hole current,
Ratio of velocities, 
Current is given by: 
ne 
.
Ratio of concentration of electrons & holes:
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