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  • Question

  • What is the phase shift between the voltage across the resistor and the voltage from the source?

    What is the phase shift between the voltage across the resistor and the voltage from the source? VR


  • Options
  • A. VR leads VS by 17°
  • B. VR leads VS by 73°
  • C. VR lags VS by 73°
  • D. VR lags VS by 17°

  • Correct Answer
  • VR leads VS by 73° 

    • More questions

    • 1. 

      The inductance value of L3 in the given figure is _____ if the total inductance is 340 mH.


    • Options
    • A. 150 mH
    • B. 220 mH
    • C. 295 mH
    • D. 315 mH
      • Discuss
    • 2. When considering conventional current versus electron current flow:

    • Options
    • A. electron current flow came first
    • B. protons move in conventional current flow
    • C. conventional current flow came first
    • D. the direction of current is the same in both methods
      • Discuss
    • 3. What type of resistors have a tolerance rating of 5% or greater?

    • Options
    • A. precision
    • B. SIP
    • C. general-purpose
    • D. wirewound
      • Discuss
    • 4. The resistivity of copper is:

    • Options
    • A. 9.9 Ω
    • B. 10.7 Ω
    • C. 16.7 Ω
    • D. 17.0 Ω
      • Discuss
    • 5. A transformer turns ratio of ________ will be needed to match an output impedance of 5 kΩ to an 8 Ω speaker.

    • Options
    • A. 5:1
    • B. 8:1
    • C. 25:1
    • D. 625:1
      • Discuss
    • 6. 

      The voltage V2 is _____ in the given circuit.


    • Options
    • A. 36.7 V
    • B. 73.3 V
    • C. 110 V
    • D. 220 V


      • Discuss
    • 7. 
      When the south poles of two bar magnets are brought close together, there will be a force of attraction.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The output of a differentiator could be considered a spike when the input pulse width is much longer than 5 time constants.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. An AND gate and two INVERTERs can be connected to act as a basic decoder.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The basic difference between a fuse and a circuit breaker is

    • Options
    • A. a fuse is slower
    • B. a fuse is reusable
    • C. a circuit breaker is reusable
    • D. a circuit breaker is more reliable
      • Discuss

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