Physics Syllabus for JEE Main 2024
10 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following is a key property of a semiconductor material?

  • Ability to conduct electricity only in one direction
  • Low electrical conductivity (correct)
  • Inability to conduct electricity at all
  • High electrical conductivity

What is the primary mechanism by which charge carriers move in a semiconductor?

  • Drift of holes
  • Drift of electrons (correct)
  • Tunneling of electrons
  • Hopping of ions

Which of the following semiconductor materials is commonly used in electronic devices?

  • Silicon (correct)
  • Copper
  • Aluminum
  • Gold

What is the purpose of doping in semiconductor materials?

<p>To increase the electrical conductivity (D)</p> Signup and view all the answers

Which type of semiconductor material has a higher concentration of holes than electrons?

<p>P-type semiconductor (C)</p> Signup and view all the answers

What is the primary function of a semiconductor diode?

<p>To convert AC to DC (B)</p> Signup and view all the answers

Which semiconductor device is used to control the flow of electric current?

<p>Transistor (B)</p> Signup and view all the answers

What is the purpose of a p-n junction in a semiconductor device?

<p>To create a potential barrier (C)</p> Signup and view all the answers

Which semiconductor device is used to amplify electrical signals?

<p>Transistor (D)</p> Signup and view all the answers

What is the function of a semiconductor rectifier?

<p>To convert AC to DC (B)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser