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प्रश्न
State how a p-type semiconductor will be obtained from a pure crystal of a semiconductor.
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उत्तर
A p-type semiconductor is obtained by doping a trivalent impurity in a pure crystal of a semiconductor.
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संबंधित प्रश्न
A donor impurity results in ______.
Explain the following term:
Extrinsic semiconductor
Distinguish between n-type and p-type semiconductors.
In a pure semiconductor crystal of Si, if antimony is added then what type of extrinsic semiconductor is obtained. Draw the energy band diagram of this extrinsic semiconductor so formed.
The figure shows a piece of pure semiconductor S in series with a variable resistor R and a source of constant voltage V. Should the value of R be increased or decreased to keep the reading of the ammeter constant, when semiconductor S is heated? Justify your answer
Two crystals C1 and C2, made of pure silicon, are doped with arsenic and aluminium respectively.
Identify the extrinsic semiconductors so formed.
With an increase in the temperature, the electrical conductivity of a semiconductor ______.
What is the process of adding a suitable impurity to increase a semiconductor's electrical conductivity called?
Which type of dopant is boron (B)?
Why are different impurities added to semiconductors?
