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The impurity atom when added to germaniu...

The impurity atom when added to germanium makes it an n-type semiconductor is

A

boron

B

indium

C

arsenic

D

aluminimum

Text Solution

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The option C is correct.
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CHHAYA PUBLICATION-SEMICONDUCTORS AND ELECTRONICS -EXAMINATION ARCHIVE with solutions (WBCHSE)
  1. What type of semiconductor is produced if germanium crystal is doped w...

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  2. Draw the circuit diagram of a full-wave rectifier using p-n junction d...

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  3. The impurity atom when added to germanium makes it an n-type semicondu...

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  4. Draw the I-V characteristics of a light emitting diode (LED) and expl...

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  5. Draw the output characteristics of an n-p-n transistor in common emitt...

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  6. What is Zener diode? Draw its voltage vs current characteristics in th...

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  7. What will happen if the amount of reverse biasing in a p-n junction di...

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  8. What is a p-n junction diode ? Draw the circuit diagram of a full-wave...

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  9. What is a photodiode ? Draw the I-V characteristic curve of a photodi...

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  10. Draw the V-I characteristic curve for forward and reverse bias of a p-...

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  11. State one difference between n-type and p-type semiconductors.

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  12. In a transistor emitter-base junction is always forward biased while t...

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  13. For a transistor if beta =100 ,then alpha will be

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  14. The lengths radii and specific resistance of two conducting wires are ...

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  15. Explain with diagram the action of p-n diode as a full wave rectifier.

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  16. Draw the output characteristic curves of a n-p-n transistor in a CE co...

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  17. Explain with circuit diagram the action of a transistor as a switch.

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  18. In normal transistor operation

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  19. (i) What is Zener diode? (ii) Explain with circuit diagram how a Ze...

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  20. Why does a photodiode function in reverse bias?

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