Physics Electric and Magnetic Fields Quiz
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Questions and Answers

What is the frequency of the household supply of AC in India?

  • 50 Hz (correct)
  • 100 Hz
  • 60 Hz
  • 70 Hz
  • Which property of electromagnetic waves is independent of the medium in which they travel?

  • Speed (correct)
  • Wavelength
  • Intensity
  • Frequency
  • What is the condition for the first minimum in the diffraction pattern due to a single slit of width 'a' with incident light of wavelength A?

  • A Sin e = a (correct)
  • a Sin e A
  • a Cos e A =
  • A Cos e = a
  • What is the minimum energy required to remove an electron called?

    <p>Work function</p> Signup and view all the answers

    What is the corresponding wavelength of a photon with momentum p?

    <p>$h/p$</p> Signup and view all the answers

    In forward bias, what happens to the width of the depletion layer in a p-n junction?

    <p>Decreases</p> Signup and view all the answers

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