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Questions and Answers
At absolute zero temperature, what is the conductivity of the semiconductor?
At absolute zero temperature, what is the conductivity of the semiconductor?
- Zero (correct)
- Low
- High
- Variable
What are the vacancies created in the valence band when bonds break due to temperature increase known as?
What are the vacancies created in the valence band when bonds break due to temperature increase known as?
- Electrons
- Holes (o) (correct)
- Protons
- Neutrons
What is the process of adding trivalent or pentavalent impurities into an intrinsic or extrinsic semiconductor called?
What is the process of adding trivalent or pentavalent impurities into an intrinsic or extrinsic semiconductor called?
- Banding
- Conduction
- Excitation
- Doping (correct)
What is the term used for a semiconductor doped with a trivalent impurity resulting in a surplus of 'holes'?
What is the term used for a semiconductor doped with a trivalent impurity resulting in a surplus of 'holes'?
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What is the term for the semiconductor doped with a pentavalent impurity resulting in excess electrons?
What is the term for the semiconductor doped with a pentavalent impurity resulting in excess electrons?
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