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?
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By Expert Faculty of Sri Chaitanya
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
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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.
Similar Questions
Match the items given in Column I with the items given in Column II.
| Column I | Column II | ||
| A. | Mg in solid state | 1. | p -type semiconductor |
| B. | MgCl2 in molten state | 2. | n-type semiconductor |
| C. | Silicon with phosphorus | 3. | Electrolytic conductor |
| D. | Germanium with boron | 4. | Electronic conductor |
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