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प्रश्न
Which kind of defects are introduced by doping?
विकल्प
Dislocation defect
Schottky defect
Frenkel defects
Electronic defects
उत्तर
Electronic defects
Explanation:
When electron rich or electron deficient impurity is added to a perfect crystal, it introduces electronic defect in them.
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संबंधित प्रश्न
A group 14 element is to be converted into n-type semiconductor by doping it with a suitable impurity. To which group should this impurity belong?
What is a semiconductor
Classify the following as being either a p-type or an n-type semiconductor:
Ge doped with In
Semiconductors have conductivity (in ohm-1 m-1) in the range of ____________.
The process by which impurity is introduced in semiconductors to enhance its conductivity is known as ____________.
Electrical conductivity of semiconductors increases with increase in ____________.
Silicon doped with electron-rich impurity forms ______.
Why does the electrical conductivity of semiconductors increase with rise in temperature?
Assertion: Semiconductors are solids with conductivities in the intermediate range from 10–6 – 104 ohm–1m–1.
Reason: Intermediate conductivity in semiconductor is due to partially filled valence band.
Silicon is a/an ______
