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Which of the following when added as an ...

Which of the following when added as an impurity into silicon produces n-type semicondutor ?

A

P

B

Al

C

B

D

Mg

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The correct Answer is:
A
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-SOLID AND SEMICONDUCTOR DEVICES-Exercise
  1. Depletion layer consists of

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  2. In junction diode, the holes are due to

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  3. Which of the following when added as an impurity into silicon produces...

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  4. Which one of the following gates will have an output of 1 ?

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

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  6. A semiconducting device is connected in a series circuit with a batter...

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

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  8. The following truth table belongs to which of the following four gates...

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  9. The relation between alpha and beta parameters of current gains for a ...

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  10. The diode used in the circuit shown in the figure has a constant volta...

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  11. To obtain a P-type germanium semiconductor, it must be dopped with

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  12. When arsenic is added as an impurity to silicon, the resulting materia...

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  13. The current gain for a transistor working as a common-base amplifier i...

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  14. When N-P-N transistor is used as an amplifier-

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  15. Which of the following , when added as an impurity, into the silicon, ...

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  16. Which of the following gates corresponds to the truth table given belo...

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  17. In the figure, the input is across the terminals A and C and the o...

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  18. An oscillator is nothing but an amplifier with

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  19. When a p-n junction diode is reverse biased the flow of current across...

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  20. The part of a transistor which is most heavily doped to produce large ...

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