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Consumer Electronics by S. P. Bali

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Descriptive Questions

  1. Describe the primary difference between longitudinal and transverse waves.
  2. What possible changes could occur to the velocity, frequency and wavelength of a wave as it goes from one medium to another?
  3. What is the difference between progressive and standing waves?
  4. What decides whether a medium will transmit longitudinal or transverse waves?
  5. When transverse waves travel along a rope, each particle moves only at right angles to the rope. What is it that moves along the rope?
  6. Why are waves of various kinds so useful in conveying information from one place to another?
  7. Suggest practical uses that can be made of the fact that sound waves travel through solids with greater ease than through liquids or gases.
  8. A sound produced by ...

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