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

  • A Wheatstone bridge can be used to determine an unknown


  • Options
  • A. current
  • B. resistance
  • C. power
  • D. voltage

  • Correct Answer
  • resistance 

    • More questions

    • 1. 

      What is the power in the given circuit?


    • Options
    • A. 32 W
    • B. 80 W
    • C. 500 W
    • D. 16 kW
      • Discuss
    • 2. As the frequency increases in a series RL circuit the impedance also increases.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The phase angle will increase in a parallel RL circuit if the resistance is increased.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. With a PNP circuit, the most positive voltage is probably:

    • Options
    • A. ground
    • B. VC
    • C. VBE
    • D. VCC
      • Discuss
    • 5. Pulse-triggered flip-flops are identified by a bubble on the Q output terminal.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A series dissipative regulator is an example of a:

    • Options
    • A. linear regulator
    • B. switching regulator
    • C. shunt regulator
    • D. dc-to-dc converter
      • Discuss
    • 7. In a series?parallel circuit consisting of R1 and R2 in series and connected in parallel with R3, if R1 opens, then R2's voltage will:

    • Options
    • A. increase
    • B. decrease
    • C. remain the same
    • D. cannot tell
      • Discuss
    • 8. Ionization within a P-N junction causes a layer on each side of the barrier called the:

    • Options
    • A. junction
    • B. depletion region
    • C. barrier voltage
    • D. forward voltage
      • Discuss
    • 9. When an IC has two rows of parallel connecting pins, the device is referred to as:

    • Options
    • A. a QFP
    • B. a DIP
    • C. a phase splitter
    • D. CMOS
      • Discuss
    • 10. If a 47 Ω and a 68 Ω resistor are connected in series, the total resistance is ___.

    • Options
    • A. 3,196 Ω
    • B. less than 47 Ω
    • C. less than 68 Ω
    • D. 115 Ω
      • Discuss

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