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Home Electrical Engineering Alternating Current and Voltage See What Others Are Saying!
  • Question
  • How many degrees are there in Π/3 rad?


  • Options
  • A. 6°
  • B. 60°
  • C. 180°
  • D. 27°

  • Correct Answer
  • 60° 


  • More questions

    • 1. The tesla is the unit of magnetic flux.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. Watt's law states the relationships of power to energy.

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

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. 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
    • 5. Total current in an RC circuit always leads the source voltage.

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

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

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

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

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

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


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