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The valence band at 0 K is-...

The valence band at 0 K is-

A

completely filled

B

completely empty

C

partially filled

D

nothing can be said

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The correct Answer is:
A
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RESONANCE-SEMICONDUCTORS-Exercise
  1. Which of the following statements is true-

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  2. Which of the following statements is true-

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  3. The valence band at 0 K is-

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  4. The free electron concentration (n) in the conduction band of a semico...

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  5. Electric conduction in a semiconductor takes place due to

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  6. An electric field us applied to a semiconductor.Let the number of char...

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  7. The mobility of free electrons is greater then that of free holes beca...

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  8. Let n(p) and n(e), be the numbers of holes and condution electrons in ...

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  9. The electrical conductivity of pure germanium can be increased by

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  10. n-type semiconductor is

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  11. If N(P) and N(e) be the numbers of holes and conduction electrons in a...

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  12. A semiconductor is doped with a donor impurity

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  13. A P-type semiconductor has acceptor levels 57 meV above the valence ba...

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  14. Which of the following energy band diagrams shows the N-type semicondu...

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

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  16. When N-type of semiconductor is heated

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  17. GaAs is-

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

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

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

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