In intrinsic semiconductor at 300 K, the magnitude of free electron concentration in silicon is about

In intrinsic semiconductor at 300 K, the magnitude of free electron co

1.	In intrinsic semiconductor at 300 K, the magnitude of free electron concentration in silicon is about
A.	15 x 104 per cm3
B.	5 x 1012 per cm3
C.	1.45 x 1010 per cm3
D.	1.45 x 106 per cm3
Answer» D. 1.45 x 106 per cm3