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Questions and Answers
What is the basis of diodes, transistors, and most modern electronics?
What is the basis of diodes, transistors, and most modern electronics?
- The introduction of impurities into the crystal structure
- The conductivity value of semiconductors
- The temperature-dependent resistivity of semiconductors
- The behavior of charge carriers at semiconductor junctions (correct)
Which material is the second-most common semiconductor after silicon?
Which material is the second-most common semiconductor after silicon?
- Gallium arsenide (correct)
- Gallium nitride
- Germanium
- Silicon carbide
What property allows semiconductor devices to be used for amplification, switching, and energy conversion?
What property allows semiconductor devices to be used for amplification, switching, and energy conversion?
- High sensitivity to light or heat
- Passing current more easily in one direction than the other
- Modifiability of electrical properties by doping and electrical fields (correct)
- Variable resistance
What is the effect of temperature on the resistivity of semiconductors?
What is the effect of temperature on the resistivity of semiconductors?
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What is the purpose of introducing impurities into the crystal structure of a semiconductor?
What is the purpose of introducing impurities into the crystal structure of a semiconductor?
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