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Parallel Circuits problems


  • 1. When parallel resistors are of three different values, which has the greatest power loss?

  • Options
  • A. The smallest resistance
  • B. The largest resistance
  • C. They have the same power loss.
  • D. Voltage and resistance values are needed.
  • Discuss
  • 2. Which are the better test devices used to isolate a suspected open component within a parallel circuit?

  • Options
  • A. a voltmeter or an ohmmeter
  • B. neither an ammeter nor a voltmeter
  • C. a wattmeter or a voltmeter
  • D. an ammeter or an ohmmeter
  • Discuss
  • 3. Components that connect in parallel form:

  • Options
  • A. branches
  • B. open circuits
  • C. short circuits
  • D. a voltage divider
  • Discuss
  • 4. A parallel circuit differs from a series circuit in that a parallel circuit has

  • Options
  • A. no path for current flow
  • B. fewer paths for current flow
  • C. one path for current flow
  • D. more than one path for current flow
  • Discuss
  • 5. Electronics Parallel Circuits: What does R

    What does RT equal in the given circuit?


  • Options
  • A. 90 Ω
  • B. 180 Ω
  • C. 200 Ω
  • D. 1.8 kΩ
  • Discuss
  • 6. Electronics Parallel Circuits: In the given ci

    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.
  • Discuss
  • 7. Electronics Parallel Circuits: What would these

    What would these meter readings indicate about the circuit in the given circuit?

    Meter Readings: I = 0 mA, V = 0 V


  • Options
  • A. R1 is open.
  • B. R2 is open.
  • C. The fuse is open.
  • D. The circuit is operating normally.
  • Discuss
  • 8. What is RT for a 12 kΩ, a 4 kΩ, and a 3 kΩ resistor in parallel?

  • Options
  • A. 1.5 kΩ
  • B. 2 kΩ
  • C. 6.3 kΩ
  • D. 19 kΩ
  • Discuss
  • 9. The voltage read by the voltmeter will be:

    Electronics Parallel Circuits: The voltage read by the voltmeter will be:

  • Options
  • A. 24 V
  • B. 12 V
  • C. 6 V
  • D. 4 V
  • Discuss
  • 10. If a branch opens in a parallel circuit, the current in the remaining parallel paths will change.

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

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