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The cause of the potential barrier in a ...

The cause of the potential barrier in a p-n diode is:

A

depletion of positive charges near the junction.

B

concentration of positive charges near the junction

C

depletion of negative charges near the junction

D

concentration of positive and negative charges near the junction.

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The correct Answer is:
D
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RESONANCE-SEMICONDUCTORS-Exercise 3
  1. For the given circult shown in fig to act as full wave rectifer , the ...

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  2. In a....... baised pn junction , the net flow of holes is from the n ...

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  3. The cause of the potential barrier in a p-n diode is:

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  4. The transfer ration of a transistor is 50. The input resistance of th...

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  5. When added an impurity into the silicon which one of the following pro...

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  6. In junction diode, the holes are due to

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  7. In p-type semiconductor, the major charge carriers are:

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  8. The following circuit represents:

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  9. The current (I) in the circuit will be:-

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  10. Copper and silicon is cooled from 300 K to 60 K, the specific resistan...

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  11. In a p- n junction diode not connected to any circuit,

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  12. For a transistor (I(C))/(I(E))=0.96, then current gain for common emit...

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  13. For the given circuit of PN-junction diode, which of the following sta...

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  14. Barrier potential of a p-n junction diode does not depend on

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  15. Of the diodes shown in the following diagrams, which one is reverse bi...

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  16. In semiconductor at a room temperature

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  17. The output of OR gate is 1

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  18. Zener diode is used as

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  19. Carbon , silicon and germanium have four valence elcectrons each . The...

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  20. Application of a forward biase to a p-n junction:

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