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

  • The power dissipation in each of four parallel branches is 1.2 W. The total power dissipation is


  • Options
  • A. 1.2 W
  • B. 4.8 W
  • C. 0.3 W
  • D. 12 W

  • Correct Answer
  • 4.8 W 

    • More questions

    • 1. Watt's law states the relationships of power to energy.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. The capacitor voltage always leads the current by 90°.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. If a 6 V and a 9 V source are connected series aiding, the total voltage is

    • Options
    • A. 6 V
    • B. 9 V
    • C. 3 V
    • D. 15 V
      • Discuss
    • 4. Total current in an RC circuit always leads the source voltage.

    • Options
    • A. True
    • B. False
      • Discuss
    • 5. In 40 kW, there are

    • Options
    • A. 0.4 mW
    • B. 40,000 W
    • C. 400 W
    • D. 5,000 W
      • Discuss
    • 6. Energy is stored by a capacitor in a magnetic field.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. A filter passes all frequencies.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. A series circuit acts as a current divider.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. A transformer responds only to dc.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. A half-watt is equal to how many milliwatts?

    • Options
    • A. 5,000 mW
    • B. 5 mW
    • C. 500 mW
    • D. 50 mW
      • Discuss

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