Practice Intrinsic Semiconductor (14.3) - SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

Practice: INTRINSIC SEMICONDUCTOR

Lesson 14.3SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is an intrinsic semiconductor?
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Refer to the characteristics of materials.
Question 2.
Explain what a covalent bond is.
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Consider how atoms connect in semiconductors.
3Question 3.
What happens to intrinsic semiconductors at absolute zero?
- They act as conductors
- They act as insulators
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Think about the effects of really low temperatures.
4Question 4.
Are electrons and holes created equally in intrinsic semiconductors as temperature increases?
- True
- False
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Consider how electric neutrality is maintained.
Question 5.
Discuss the implications of increasing temperature on the electrical conductivity of intrinsic semiconductors, and how these implications apply to real-world applications.
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Consider how this behavior benefits electronics in everyday devices.
Question 6.
If a silicon semiconductor is at absolute zero with no carriers, describe how introducing impurities would change its behavior.
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Think about how different types of impurities affect the semiconductor.

5 more questions in this section. Enroll free to practise them all.