Question

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: (b).1/3

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Q. 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...

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