Electric Field and Field Intensity Quiz
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Questions and Answers

What happens to the impedance of an LCR circuit at resonance?

  • It reaches its minimum value (correct)
  • It remains constant
  • It reaches its maximum value
  • It becomes zero
  • What is the definition of electric field intensity?

  • The resistance of a material to the flow of electric current
  • The amount of charge contained within an electric field
  • The potential difference between two points in an electric field
  • The force experienced by a unit positive charge at a point in the electric field (correct)
  • In an LCR circuit, what effect does increasing the capacitance have on the resonant frequency?

  • It increases the resonant frequency
  • It makes the resonant frequency zero
  • It has no effect on the resonant frequency
  • It decreases the resonant frequency (correct)
  • How is the direction of an electric field defined?

    <p>As the direction that a positive test charge would move when placed in the field</p> Signup and view all the answers

    What happens to the phase difference between the current and voltage in an LCR circuit at resonance?

    <p>It becomes zero</p> Signup and view all the answers

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