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Questions and Answers
What is a positive hole in the context of semiconductors?
What is a positive hole in the context of semiconductors?
- A type of electrical component
- A type of dopant
- A gap left behind when an electron breaks free (correct)
- An extra electron
What is the main difference between intrinsic and extrinsic conduction in semiconductors?
What is the main difference between intrinsic and extrinsic conduction in semiconductors?
- Intrinsic conduction has higher conductivity than extrinsic conduction
- Intrinsic conduction is affected by temperature, while extrinsic conduction is not
- Intrinsic conduction involves electrons, while extrinsic conduction involves holes
- Intrinsic conduction occurs in pure semiconductors, while extrinsic conduction occurs in doped semiconductors (correct)
What is the effect of doping a semiconductor with Phosphorus?
What is the effect of doping a semiconductor with Phosphorus?
- It increases the number of positive holes available for conduction
- It decreases the number of free electrons available for conduction
- It increases the number of free electrons available for conduction (correct)
- It has no effect on the number of free electrons or holes
What type of semiconductor results from doping with Boron?
What type of semiconductor results from doping with Boron?
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What is a thermistor in the context of semiconductors?
What is a thermistor in the context of semiconductors?
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What is the depletion layer in a p-n junction?
What is the depletion layer in a p-n junction?
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What is the junction voltage in a p-n junction?
What is the junction voltage in a p-n junction?
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What happens to a diode connected in forward bias?
What happens to a diode connected in forward bias?
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What happens to a diode connected in reverse bias?
What happens to a diode connected in reverse bias?
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What is the role of a diode in a rectifier?
What is the role of a diode in a rectifier?
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