A silicon sample A is doped with 1018 Atoms/cm3 of Boron. Another samp – McqOptions

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1.	A silicon sample A is doped with 1018 Atoms/cm3 of Boron. Another sample B of identical dimensions is doped with 1018 atoms/cm3 of phosphorus. The ratio of electron to hole mobility is 3. The ratio of conductivity of the sample A to B is
A.	3
B.	1/3
C.	2/3
D.	3/2
Answer» C. 2/3

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