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Questions  

Under the influence of electric field, which of the following statement is true about the movement of electrons and holes in a p -type semiconductor?

a
Electron will move towards the positively charged plate through electron holes
b
Holes will appear to be moving towards the negatively charged plate
c
Both electrons and holes appear to move towards the positively charged plate
d
Movement of electrons is not related to the movement of holes

detailed solution

Correct option is A

In a p-type semiconductor, the conductivity is due to existence of hole. When electric field is applied to a p - type semiconductor and the hole appears to move towards negatively charged plate and the electron moves towards positively charged plate.

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Similar Questions

Match the items given in Column I with the items given in Column II.
 

 Column I Column II
A.Mg in solid state1.p -type semiconductor
B.MgCl2 in molten state2.n-type semiconductor
C.Silicon with phosphorus3.Electrolytic conductor
D.Germanium with boron4.Electronic conductor


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