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Q.

Match List I with List II :

 List-I List-II
A)Intrinsic semiconductorI.Fermi-level near the valence band
B)n-type semiconductorII.Fermi-level in the middle of valence and conduction band
C)p-type semiconductorIII.Fermi-level near the conduction band
D)MetalsIV.Fermi-level inside the conduction band

Choose the correct answer from the options given below:

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a

 A-II, B-III, C-I, D-IV 

b

 A-II, B-I, C-III, D-IV 

c

 A-I, B-II, C-III, D-IV 

d

 A-III, B-I, C-II, D-IV 

answer is D.

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Detailed Solution

Intrinsic semiconductor, Fermi-level is in the middle of valence and conduction band .

In n-type semiconductor, Fermi-level is near the conduction band .

In p-type semiconductor, Fermi-level is near the valence band.

In metals, Fermi-level is inside the conduction band.

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