Semiconductor Electronics Quiz
10 Questions
3 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

What were the basic building blocks of electronic circuits before the discovery of the transistor in 1948?

  • Transistors
  • Integrated circuits
  • Resistors and capacitors
  • Vacuum tubes (correct)

    • Which type of vacuum tube has three electrodes?

  • Tetrode
  • Triode (correct)
  • Pentode
  • Diode

    • Why is vacuum required in the inter-electrode space of a vacuum tube?

  • To decrease the voltage required for operation
  • To increase the speed of electrons
  • To prevent energy loss of moving electrons due to collision with air molecules (correct)
  • To reduce the size of the vacuum tube

    • In a vacuum tube, from where are the electrons supplied?

    <p>Heated cathode</p> Signup and view all the answers

    In which direction can the electrons flow in a vacuum tube?

    <p>From the cathode to the anode</p> Signup and view all the answers

    What is the function of the grid in a triode vacuum tube?

    <p>To control the flow of electrons from the cathode to the plate</p> Signup and view all the answers

    Why is vacuum required in the inter-electrode space of a vacuum tube?

    <p>To prevent the electrons from losing energy due to collisions with air molecules</p> Signup and view all the answers

    What is the main difference between a tetrode and a pentode vacuum tube?

    <p>The number of electrodes</p> Signup and view all the answers

    In which direction can the electrons flow in a vacuum diode?

    <p>From the cathode to the anode</p> Signup and view all the answers

    What supplies the electrons in a vacuum tube?

    <p>Heated cathode</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser