Waves

Waves

1. Describing waves

   • Amplitude
   • Frequency
   • Wavelength
   • Wave Speed
   • Phase
   • Path Difference

2. Key Equations

   • Refractive index
   • Critical Angle
   • Young's Double Slit
     • w = fringe spacing in metres (m)  D = distance between the double slits and the screen in metres (m) s = slit separation in metres (m)
   • Diffraction grating
     • n = order number d = grating spacing in metres (m)
   • Wave Equation:

3. Key Words

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