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Home ‣ Electronics ‣ Parallel Circuits See What Others Are Saying!
  • Question

  • In the given circuit, Channel 1 of the stereo amplifier outputs 12 V to the speakers. How much total

    In the given circuit, Channel 1 of the stereo amplifier outputs 12 V to the speakers. How much total current is the amplifier providing to the speakers?


  • Options
  • A. 0 A
  • B. 1.5 A
  • C. 3 A
  • D. More information is needed to find the total current provided to the speakers.

  • Correct Answer
  • 3 A 

    • More questions

    • 1. An AND gate and two INVERTERs can be connected to act as a basic decoder.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. The basic difference between a fuse and a circuit breaker is

    • Options
    • A. a fuse is slower
    • B. a fuse is reusable
    • C. a circuit breaker is reusable
    • D. a circuit breaker is more reliable
      • Discuss
    • 3. A JFET is very similar to a BJT.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The current flowing through an unloaded voltage divider is called the:

    • Options
    • A. resistor current
    • B. load current
    • C. bleeder current
    • D. voltage current
      • Discuss
    • 5. A practical inductor

    • Options
    • A. has inductance
    • B. has winding resistance
    • C. has winding capacitance
    • D. all of the above
      • Discuss
    • 6. A silicon-controlled rectifier (SCR) has 3 terminals labeled base, collector, and emitter.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. Magnetic force is the force that produces a magnetic field.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. An ohmmeter can be used to test a capacitor.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. When checking a diode, low resistance readings both ways indicate the diode is:

    • Options
    • A. open
    • B. satisfactory
    • C. faulty
    • D. not the problem
      • Discuss
    • 10. 

      Calculate the duty cycle of the repetitive pulse waveform in the given circuit.


    • Options
    • A. 8.33%
    • B. 0%
    • C. 33.33%
    • D. 25%
      • Discuss

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