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Forbidden energy gap for an insulator is...

Forbidden energy gap for an insulator is :–

A

0.1 MeV

B

1 KeV

C

1 eV

D

5 eV

Text Solution

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The correct Answer is:
D
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MOTION-ELECTRONICS - SEMI CONDUCTOR-EXERCISE - 2
  1. Forbidden energy gap for an insulator is :–

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

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  3. Zener diode is used for

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  4. Choose the only false statement from the following

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  5. Carbon, silicon and germanium atoms have four valence electrons each. ...

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  6. Consider an n-p-n transistor amplifer in common-emitter configuration....

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  7. In a semiconducting material the mobilities of electrons and holes are...

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  8. A transistor -oscillator using a resonant circuit with an inductor L (...

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  9. A forward biased diode is

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  10. A photocell employs photoelectric effect to convert

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  11. A transistor is operated in common emitter configuration at constant c...

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  12. In the energy band diagram of a material shown below, the open circles...

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  13. A common emitter amplifier has a voltage gain of 50, an input impedanc...

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  14. If P-N junction is reverse biased then width of depletion layer :-

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  15. Fermi level of n-type semi-conductor lies in:-

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  16. What is the energy gap in Si semiconductor?

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  17. When P is dopped with Si, the resultant semi-conductor will be :-

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  18. A p-n photodiode is made of a material with a band gap of 2.0 eV. The ...

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  19. The voltage gain of an amplifier with 9% negative feedback is 10. The ...

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  20. A p-n photodiode is fabricated from a semiconductor with a band gap of...

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