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n-type semiconductor is obtained when...

n-type semiconductor is obtained when

A

germanium is doped with arsenic

B

germanium is doped with indium

C

germanium is doped with aluminium

D

silicon is doped with indium

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The correct Answer is:
A
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PRADEEP-ELECTRONIC DEVICES-Exercise
  1. The forbidden energy band gap in conductors, semiconductors and insula...

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  2. In an n-type semiconductor, the fermi level lies 0.3 eV below the cond...

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  3. n-type semiconductor is obtained when

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  4. A p-type semiconductor is obtained by doping silicon with

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  6. Which type of semiconductor is obtained by mixing arsenic with silicon...

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  7. A semiconductor is cooled form T(1)K to T(2)K. Its resistance

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  8. The electrical conductivity of a semiconductor increases when electrom...

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  9. The dominant mechanisms for motion of charge carriers in forward and r...

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  10. In the middle of the depletion layer of a reverse - biased p - n junc...

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  11. The electrical resistance of depletion layer is large because

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  12. What is the current in the circuit shown below?

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  13. The built in potential of p-n junction diode is a function of

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  14. A common emitter amplifier has a voltage gain of 50, an input impedenc...

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  15. In an NPN transistor the collector current is 24 mA. If 80% of electro...

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  16. A transistor is operated in common emitter configuration at V(c)=2 V s...

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  17. An n-p-n transistor having a.c. current gain of 50 to be used to make ...

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  18. Choose the corrector relation between the transistor parameters alpha ...

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  19. The abjoining logic symbol is equivalent to

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  20. The symbolic representation of four logic gates are given in Fig.The l...

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