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  • Question

  • A parallel resistor's value that changes with age will cause a corresponding change in ______ .


  • Options
  • A. branch current
  • B. branch voltage
  • C. both branch current and branch voltage
  • D. power supply voltage

  • Correct Answer
  • branch current 

    • Parallel Circuits problems

    Search Results

    • 1. As additional resistors are connected to a parallel circuit, the total resistance will ___.

    • Options
    • A. increase
    • B. increase by the value of the resistor being connected
    • C. decrease
    • D. remain unchanged
      • Discuss
    • 2. 

      The total current in the given circuit equals _____.


    • Options
    • A. 86 mA
    • B. 170 mA
    • C. 42 mA
    • D. 128 mA
      • Discuss
    • 3. 

      If R1 opens in the given circuit, the total current equals ___.


    • Options
    • A. 86 mA
    • B. 170 mA
    • C. 42 mA
    • D. 128 mA
      • Discuss
    • 4. 

      If R2 opens in the given circuit, the voltage across R1 will ___.


    • Options
    • A. increase
    • B. decrease
    • C. equal 0 V
    • D. remain unchanged
      • Discuss
    • 5. 

      The total current in the given circuit is ___.


    • Options
    • A. 2.5 mA
    • B. 0.6 mA
    • C. 1.5 mA
    • D. 0.4 mA
      • Discuss
    • 6. A circuit is parallel between two points if ___ between those two points.

    • Options
    • A. the voltage divides
    • B. more than one current path exists
    • C. all resistors are equal
    • D. there is only one current path
      • Discuss
    • 7. 

      If the voltmeter indicates 12 V in the given circuit, the voltage across R2 equals ___.


    • Options
    • A. 12 V
    • B. VS minus 12 V
    • C. 0 V
    • D. More information is needed to find the voltage across R2.
      • Discuss
    • 8. Circuit analysis should reveal that the largest resistance in a parallel circuit has the ______.

    • Options
    • A. least current
    • B. most current
    • C. least voltage
    • D. most voltage
      • Discuss
    • 9. An ammeter is connected in ______ with the branch resistor to measure branch current, and in ______ with the voltage supply to measure total parallel circuit current.

    • Options
    • A. parallel, series
    • B. series, parallel
    • C. series, series
    • D. parallel, parallel
      • Discuss
    • 10. An open resistor in parallel will cause the total ___ to increase.

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

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