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

  • If a load is purely inductive and the reactive power is 12 VAR, the apparent power is


  • Options
  • A. 0 VA
  • B. 12 VA
  • C. 6 VA
  • D. 24 VA

  • Correct Answer
  • 12 VA 

    • More questions

    • 1. If a load is purely inductive and the reactive power is 12 VAR, the apparent power is

    • Options
    • A. 0 VA
    • B. 12 VA
    • C. 6 VA
    • D. 24 VA
      • Discuss
    • 2. When these numbers are multiplied, (6 × 103) (5 × 105), the result is

    • Options
    • A. 3 × 108
    • B. 30 × 108
    • C. 300 × 109
    • D. 3,000 × 107
      • Discuss
    • 3. Referring to Problem 21, the filter's bandwidth is

    • Options
    • A. 11.5 Hz
    • B. 530 Hz
    • C. 53 Hz
    • D. 106 Hz
      • Discuss
    • 4. If you used 400 W of power for 30 h, you have used

    • Options
    • A. 1.3 kWh
    • B. 13.3 kWh
    • C. 1.2 kWh
    • D. 12 kWh
      • Discuss
    • 5. A dc component is the peak value of a pulse waveform.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A 120 Ω load is connected across an ideal voltage source with VS = 12 V. The voltage across the load

    • Options
    • A. is 0 V
    • B. is 12 V
    • C. is 120 V
    • D. cannot be determined
      • Discuss
    • 7. The number of microamperes in 2 milliamperes is

    • Options
    • A. 2 ľA
    • B. 20 ľA
    • C. 200 ľA
    • D. 2,000 ľA
      • Discuss
    • 8. The total resistance of eight 5.6 kΩ resistors in series is

    • Options
    • A. 8 Ω
    • B. 5,600 Ω
    • C. 4,480 Ω
    • D. 44,800 Ω
      • Discuss
    • 9. A capacitor of 0.02 µF is larger than

    • Options
    • A. 0.000020 F
    • B. 200,000 pF
    • C. 2,000 pF
    • D. all of the above
      • Discuss
    • 10. Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is

    • Options
    • A. 60 mA
    • B. 15 mA
    • C. 135 mA
    • D. 31.25 mA
      • Discuss

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