Practice Intrinsic Semiconductors - 9.1.2 | 9. Electronic Devices | ICSE Class 12 Physics
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Practice Questions

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Question 1

Easy

Define an intrinsic semiconductor.

💡 Hint: Think about examples like silicon.

Question 2

Easy

What happens to intrinsic semiconductors at absolute zero?

💡 Hint: Consider their ability to conduct electricity.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is an intrinsic semiconductor?

  • A pure semiconductor material.
  • A semiconductor with impurities.
  • A conductive metal.

💡 Hint: Recall the definition of intrinsic semiconductors.

Question 2

At absolute zero, intrinsic semiconductors behave like:

  • True
  • False

💡 Hint: Think about their conductivity at this temperature.

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Challenge Problems

Push your limits with challenges.

Question 1

An intrinsic semiconductor at absolute zero is expected to conduct electricity. If a current is passed through it at this temperature, what can we observe and explain the underlying principle?

💡 Hint: Think about where electrons are at absolute zero.

Question 2

Discuss a scenario where intrinsic semiconductors can become useful in technology versus when extrinsic semiconductors are preferred. Present your reasoning.

💡 Hint: Consider the properties and applications of each.

Challenge and get performance evaluation