A sample of N type semiconductor has an electron density of 6.25 x 1018/cm3 at 300 K. If intrinsic concentration of carriers in this sample is 2.5 x 1013/cm3 at this temperature, the hole density is

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Both A and R are true and R is correct explanation of A

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1010 / cm3

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1012 / cm3

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Both A and R are true but R is not correct explanation of A

1.	A sample of N type semiconductor has an electron density of 6.25 x 1018/cm3 at 300 K. If intrinsic concentration of carriers in this sample is 2.5 x 1013/cm3 at this temperature, the hole density is
A.	1010 / cm3
B.	1012 / cm3
C.	Both A and R are true and R is correct explanation of A
D.	Both A and R are true but R is not correct explanation of A
Answer» C. Both A and R are true and R is correct explanation of A

A sample of N type semiconductor has an electron density of 6.25 x 1018/cm3 at 300 K. If intrinsic concentration of carriers in this sample is 2.5 x 1013/cm3 at this temperature, the hole density is

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