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In a good conductor, what is the energy ...

In a good conductor, what is the energy gap between the
conduction band and the valence band.?

A

1.1eV

B

zero

C

0.7eV

D

6.7eV

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-SEMICONDUCTOR DEVICES-EXERCISE -I (ENERGY BANDS AND CLASSIFICATION OF SOLIDS )
  1. A solid which is not transparent to visible light end whose conductivi...

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  2. A piece of copper and another of germanium are cooled from room temper...

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  3. In a good conductor, what is the energy gap between the conduction b...

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  4. In a semiconductor, the separation between conduction band and valence...

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  5. The intrinsic semi conductor behaves as insulator at

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  6. The energy gap for an insulator may be

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  7. In case of a semi conductor, which one of the following statements is ...

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

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

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  10. If the two ends of a p-n junction are joined by a wire .

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  11. The drift current in a p-n junction is

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  12. The diffusion current in a p-n junction is

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

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  14. In an intrinsic semiconductor, the fermi energy level lies

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  15. Which of the following statements is not true?

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  16. The mobility of free electron is greater than that of free holes becau...

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  17. Pick out the incorrect statement

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  18. The value indicated by fermi-energy level in an intrinsic semiconducto...

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  19. Pure semiconductor is known as

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  20. A doped semiconductor is

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