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The impurity atom added to germenium to ...

The impurity atom added to germenium to make it `N`-type semiconductor is

A

aluminium

B

gallium

C

iridium

D

phosphorous

Text Solution

Verified by Experts

The correct Answer is:
D
To make n - type semiconductor, the dopping of pentavalent material (i.e., phosphorous) is done in germanium crystal.
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  6. For a p-type semiconductor, which of the following statements is true?

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  7. In a semiconductor material (1//5)th of the total current is carried b...

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  8. A block of pure silicon at 300 K has a length of 10 cm and an area of ...

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  10. A pure semiconductor has equal electron and hole concentration of 10^(...

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  12. p-type semiconductor is obtained by doping

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  13. Conductivity in semiconductor is due to

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  17. A potential barrier of 0.3 V exists across a p-n junction. If the depl...

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  18. When p-n junction diode is forward biased then

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