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  • Question

  • The total power in the given circuit is ___. 4.8 mW 18 mW 7.2 mW 30 mW

    The total power in the given circuit is ___.


  • Options
  • A. 4.8 mW
  • B. 18 mW
  • C. 7.2 mW
  • D. 30 mW

  • Correct Answer
  • 30 mW 

    • Parallel Circuits problems

    Search Results

    • 1. Kirchhoff's current law states that the current flowing into a point of a circuit is equal to the sum of the voltages in the output branches.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A parallel circuit is sometimes called a current divider.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. The voltages across all components in parallel are equal.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The total resistance is 480 Ω.


    • Options
    • A. True
    • B. False
      • Discuss
    • 5. The total resistance of like value resistors in parallel is equal to the value of the resistors multiplied by the number of resistors used.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. 

      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
    • 7. 

      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
    • 8. 

      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
    • 9. 

      The total current in the given circuit equals _____.


    • Options
    • A. 86 mA
    • B. 170 mA
    • C. 42 mA
    • D. 128 mA
      • Discuss
    • 10. 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

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