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Waves

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Waves. What is a wave?. Transports: Momentum Energy Matter Oscillatory motion. Examples:. Radioactive decay Visible light sound. Radar guns Garage door openers Ultrasonic waves. Sonar Wireless signals AC. Tsunami Earthquakes. Types. Mechanical E and M Matter. Description.

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Waves

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Presentation Transcript

  1. Waves

  2. What is a wave? Transports: • Momentum • Energy • Matter Oscillatory motion

  3. Examples: • Radioactive decay • Visible light • sound • Radar guns • Garage door openers • Ultrasonic waves • Sonar • Wireless signals • AC • Tsunami • Earthquakes

  4. Types • Mechanical • E and M • Matter

  5. Description • Transverse • Longitudinal

  6. Pulse y=f(x) x‘=x vt Wave Function

  7. Mechanical Waves

  8. String

  9. Velocity of wave • Rope • Fluid

  10. Derive Wave Equation

  11. Harmonic Wave

  12. Velocity of Harmonic Wave

  13. Doppler Effect

  14. Doppler Effect

  15. Siren = 4000Hz Echo = 4400Hz Atmospheric Conditions T = 20 C vs = 343 m/s

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