logo

CuriousTab

CuriousTab

Discussion


Home Electronics Semiconductor Principles Comments

  • Question
  • What is the most significant development in electronics since World War II?


  • Options
  • A. the development of color TV
  • B. the development of the diode
  • C. the development of the transistor
  • D. the development of the TRIAC

  • Correct Answer
  • the development of the transistor 


  • Semiconductor Principles problems


    Search Results


    • 1. Electron pair bonding occurs when atoms:

    • Options
    • A. lack electrons
    • B. share holes
    • C. lack holes
    • D. share electrons
    • Discuss
    • 2. What causes the depletion region?

    • Options
    • A. doping
    • B. diffusion
    • C. barrier potential
    • D. ions
    • Discuss
    • 3. Solid state devices were first manufactured during:

    • Options
    • A. World War 2
    • B. 1904
    • C. 1907
    • D. 1960
    • Discuss
    • 4. When and who discovered that more than one transistor could be constructed on a single piece of semiconductor material:

    • Options
    • A. 1949, William Schockley
    • B. 1955, Walter Bratten
    • C. 1959, Robert Noyce
    • D. 1960, John Bardeen
    • Discuss
    • 5. Elements with 1, 2, or 3 valence electrons usually make excellent:

    • Options
    • A. conductors
    • B. semiconductors
    • C. insulators
    • D. neutral
    • Discuss
    • 6. When testing an n-channel D-MOSFET, resistance G to D = ∞, resistance G to S = ∞, resistance D to SS = ∞ and 500 Ω, depending on the polarity of the ohmmeter, and resistance D to S = 500 Ω. What is wrong?

    • Options
    • A. short D to S
    • B. open G to D
    • C. open D to SS
    • D. nothing
    • Discuss
    • 7. When the JFET is no longer able to control the current, this point is called the:

    • Options
    • A. breakdown region
    • B. depletion region
    • C. saturation point
    • D. pinch-off region
    • Discuss
    • 8. JFET terminal "legs" are connections to the drain, the gate, and the:

    • Options
    • A. channel
    • B. source
    • C. substrate
    • D. cathode
    • Discuss
    • 9. With a JFET, a ratio of output current change against an input voltage change is called:

    • Options
    • A. transconductance
    • B. siemens
    • C. resistivity
    • D. gain
    • Discuss
    • 10. How will a D-MOSFET input impedance change with signal frequency?

    • Options
    • A. As frequency increases input impedance increases.
    • B. As frequency increases input impedance is constant.
    • C. As frequency decreases input impedance increases.
    • D. As frequency decreases input impedance is constant.
    • Discuss


    Comments

    There are no comments.

Enter a new Comment