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What is a hole in semiconductor?...

What is a hole in semiconductor?

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CHETANA PUBLICATION-SEMICONDUCTORS-EXERCISE
  1. At absolute zero temperature, what does an Intrinsic semiconductor beh...

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  2. What is the relation between number of holes and number of electrons i...

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  3. What is a hole in semiconductor?

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  4. Explain the behaviour of intrinsic semiconductor at absolute temperatu...

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  5. What is doping in semiconductors.

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  6. State the different types of extrinsic semiconductors.

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  7. What is extrinsic semiconductor?

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  8. Why holes do not exist in a conductor.

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  9. What is the charge om N-type semiconductor p-type semiconductor ?

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  10. Define Donor impurity and Acceptor impurity.

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  11. Define and Explain formation of N-type semiconductor.

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  12. Explain the structure of n-type semiconductor and draw energy level di...

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  13. Explain the structure of P-type semiconductor.

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  14. Give three examples of donor impurity and three examples of acceptor i...

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  15. Distinguish between N-type and P-type semiconductors.

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  16. What are electron current and hole current?

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  17. What are trivalent and pentavalent impurities?

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  18. Why is the conductivity of N-type semiconductor greater than that of P...

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  19. Distinguish between intrinsic semiconductors and extrinsic semiconduct...

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  20. A pure silicon crystal has 4 xx 10^28 atoms m^-3. It is droped by 1ppm...

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