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Home Electronics Transistors and Applications Comments

  • Question
  • A practical CE amplifier has the input on the base and the output taken off the emitter.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • Transistors and Applications problems


    Search Results


    • 1. The beta of a BJT is the ratio of collector current to emitter current.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Base currents are usually small because of the physical construction of the thin and lightly doped base.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. A decrease in base current of a CE amplifier causes the voltage measured between the emitter and the collector to increase.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. A certain amplifier has a voltage gain of 210. That gain expressed in decibels is 46.4 dB.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. A(n) ___ is sometimes constructed as a variable transformer.

    • Options
    • A. autotransformer
    • B. center-tapped transformer
    • C. multiple-tap transformer
    • D. multiple-winding transformer
    • Discuss
    • 6. An essential requirement of a feedback oscillator is a phase shift around the feedback loop of 360°.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. In an n-type JFET, current will flow when a positive voltage is applied to the drain and a negative voltage is applied to the source.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The voltage measured from the collector to the emitter is the sum of the voltage base-emitter plus the voltage collector-base.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. 

      The maximum peak-to-peak output voltage in the given circuit is 15 V.


    • Options
    • A. True
    • B. False
    • Discuss
    • 10. If the drain, source, and channel of a MOSFET are all a p-type material, and it operates in both modes, this is an n-channel D-MOSFET.

    • Options
    • A. True
    • B. False
    • Discuss


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