Section: 10. Wave Optics | Physics - KhanAcademy

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  Huygen's Principle
  
  Select activity Huygen's theory of light & wavefronts
  
  
  
  Huygen's theory of light & wavefronts Lesson
  
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  Select activity Huygen's principle of secondary waves
  
  
  
  Huygen's principle of secondary waves Lesson
  
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  Select activity Angle between wavefront & rays of light
  
  
  
  Angle between wavefront & rays of light Lesson
  
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  Refraction and reflection of plane waves using Huygen's principle
  
  Select activity Reflection laws proof using Huygen's principle
  
  Reflection laws proof using Huygen's principle Lesson
  
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  Select activity Snell's laws proof using Huygen's principle
  
  Snell's laws proof using Huygen's principle Lesson
  
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  Coherent and incoherent addition of waves
  
  Select activity Constructive and Destructive interference
  
  
  
  Constructive and Destructive interference Lesson
  
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  Select activity Worked examples: Overlapping fringes (two wavelengths)
  
  
  
  Worked examples: Overlapping fringes (two wavelengths) Lesson
  
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  Select activity Worked examples: Coherence and Interference
  
  
  
  Worked examples: Coherence and Interference Lesson
  
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  Interference of light waves and Young’s experiment
  
  Select activity Intensity in YDSE (Visual method-phasors) I =4Io cos^2(phi/2)
  
  
  
  Intensity in YDSE (Visual method-phasors) I =4Io cos^2(phi/2) Lesson
  
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  Select activity Fringe width in Young's double slit experiment
  
  
  
  Fringe width in Young's double slit experiment Lesson
  
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  Select activity Worked examples: Fringe width in double slit interference
  
  
  
  Worked examples: Fringe width in double slit interference Lesson
  
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  Select activity Worked examples: Intensity variation in double-slit
  
  
  
  Worked examples: Intensity variation in double-slit Lesson
  
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  Diffraction
  
  Select activity Single slit interference
  
  
  
  Single slit interference Lesson
  
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  Select activity More on single slit interference
  
  
  
  More on single slit interference Lesson
  
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  Select activity Maxima in Single slit diffraction
  
  
  
  Maxima in Single slit diffraction Lesson
  
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  Select activity How do telescopes see many stars where our eyes see only one?
  
  
  
  How do telescopes see many stars where our eyes see only one? Lesson
  
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  Select activity Why do soap bubbles appear colourful?
  
  
  
  Why do soap bubbles appear colourful? Lesson
  
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  Select activity Worked example: Size and Intensity of central maximum
  
  
  
  Worked example: Size and Intensity of central maximum Lesson
  
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  Select activity Example: Diffraction slit width
  
  
  
  Example: Diffraction slit width Lesson
  
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  Polarisation
  
  Select activity Polarization of light, linear and circular
  
  Polarization of light, linear and circular Lesson
  
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10. Wave Optics

Section outline

Huygen's Principle

Refraction and reflection of plane waves using Huygen's principle

Coherent and incoherent addition of waves

Interference of light waves and Young’s experiment

Diffraction

Polarisation

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