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a p-type semiconductor can be obtained b...

a p-type semiconductor can be obtained by adding

A

arsenic to pure silicon

B

gallium to pure silicon

C

antimony to pure germanium

D

phosphorous to pure germanium

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TARGET PUBLICATION-SEMICONDUCTORS-EXERCISE
  1. In Extrinsic Semiconductors

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  2. The majority charge carriers in P-type semiconductors are

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  3. a p-type semiconductor can be obtained by adding

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  4. if ne aand nh are the no. of electrrons and holes in a semiconductor h...

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  5. when n-type of semiconductor is heated

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  6. A diode converts A.C. voltage into a /an

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  7. the order of thickness of delpting region in p-n junction is

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  8. p-n junction diode works as an insulator , if connected

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  9. in a semiconductor diode, a p-side is earthed and n-side is applied a...

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  10. figure shows ttwo p-n junction diodes alond with aresistance R and a d...

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  11. in the foll. Circuit of PN junction , diodes D1, D2 and D3 are ideal t...

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  12. OF THE DIODES SHOWN IN the foll. Diagrams, which one is reverse biased...

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  13. a semiconductorX is made by doping a germanium crytsal with arsenic (z...

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  14. the dominant mecahnisms for motion of chargecarriers in forward and re...

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  15. serious draback of the semiconductors devices is

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  16. in LED, to avoid damage to the diode is used

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  17. in LED, intensity of emitted light

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  18. which of the foll. Is NOT an appliction of photodiode?

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  19. in a p-n junction photo cell, the value of photo-electromotive force p...

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  20. Assertion :light emitting diode (LED) emits spontaneous radiation reas...

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