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A semiconductor is doped with a donor im...

A semiconductor is doped with a donor impurity

A

the hole concentration increases

B

the hole concentration decreases

C

the electron concentration increases

D

the electron concentration decreases.

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The correct Answer is:
B, C
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RESONANCE ENGLISH-SEMICONDUCTORS-Exercise
  1. n-type semiconductors are

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  2. Lets npand ne be the number of holes and conduction electrons in an ex...

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  3. A semiconductor is doped with a donor impurity

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  4. A p-type semoconductor has acceptor levels 57meV above the valence ban...

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  5. Which of the following energy bank diagram shows the N-type semiconduc...

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  6. A P-type sillicon semiconductor is made by adding one atom of indium p...

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  7. When n-type of semiconductor is heated

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  8. GaAs is-

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  9. What will be conductance of pure sillicon crystal at 300 K temp? if el...

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  10. Forbidden energy gap of Ge is 0.75eV, maximum wave length of incident ...

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  11. Mobility of electron in N-type Ge is 5000 cm^(2)//"volt" sec and condu...

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  12. The intrinsic carrier density in germanium crystal at 300 K is 2.5xx10...

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  13. Pure Si at 300 K has equal electron (ne) and hole (n(h)) concentration...

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  14. The length of a germanium rod is 0.58 cm and its area of cross-section...

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  15. The contrinution in the total current flowing through a semiconductor ...

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  16. p-n junction is

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  17. Diffusion current in a p-n junction is greater than the drift current ...

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  18. In a p-n junction diode, change in temperature due to heating

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  19. A hole diffuses from the p-side to the n-side in a p-n junction.This m...

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  20. The depletion region of a P-N diode, under open circuit condition cont...

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